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B 开头的词汇 (1918)

babynoun婴儿babyn.婴儿babynoun婴儿bachelor'snoun学士学位bachelor'snoun学士学位backnoun后面backnoun背部backverb支持backnoun背部back tophrase回到back upv.支持，备份back upverb支持back-arc basinnoun弧后盆地backgroundn.背景backgroundnoun背景backgroundnoun背景backgroundnoun背景backgroundnoun背景backlashnoun强烈反对，反弹backpacknoun背包backpacknoun背包backpackn.背包backpacknoun背包backpacknoun背包backupnoun备份backup cameran.倒车影像backwardadv向后backwardadv向后bacterianoun细菌bacterianoun细菌badadj坏的badadj坏的badadjective坏的badadj坏的badadjective坏的badgernoun獾badlyadv糟糕地badlyadverb糟糕地badlyadv糟糕地bagnoun包bagnoun包baggagenoun行李baggagenoun行李baggage claimn.行李提取处bakeverb烘焙bakev.烘烤bakeverb烘焙bakerynoun面包店bakeryn.面包店balancenoun平衡balancenoun平衡balanceverb平衡balancenoun余额balancenoun平衡balancenoun平衡balancen./v.平衡balancedadj平衡的balanced dietnoun均衡饮食balconyn.阳台balconynoun阳台balconynoun阳台ballnoun球ballnoun球banverb禁止banv./n.禁止banverb禁止banverb禁止banananoun香蕉banananoun香蕉bandn.乐队；带子bandagenoun绷带bandagenoun绷带banknoun银行bankn.银行；河岸banknoun银行banknoun银行banknoun银行banknoun银行bank transfernoun银行转账bannedadjective禁止的bannedadjective禁止的barnoun酒吧barn.酒吧；条barnoun酒吧bareadj.赤裸的barelyadv.几乎不barelyadv仅仅barelyadv勉强barelyadverb仅仅barelyadv仅仅barelyadv仅仅，几乎不bargainverb讨价还价bargainv./n.讨价还价bargainverb讨价还价bargainverb讨价还价bargainverb讨价还价barometernoun气压计barometernoun气压计barometricadjective气压的barriernoun障碍barriernoun障碍barriernoun壁垒barriernoun障碍，屏障barriern.障碍barriernoun障碍barrier islandnoun障壁岛barternoun以物易物barternoun物物交换basaltnoun玄武岩basaltnoun玄武岩basalt toolnoun玄武岩工具basalticadjective玄武质的basenoun基础basen.基础basenoun碱basenoun碱basenoun基础base onverb以…为基础base onverb基于base onv.以…为基础base onverb以…为基础baseballnoun棒球baseballnoun棒球basedadj基于based onprep phrase基于based onpreposition基于baselinenoun基线basementnoun地下室basicadjective基础的basicadjective基本的basicadjective基本的basicadj基本的basicadj基本的basicadj基础的basicadj.基本的basicallyadv基本上basicallyadv基本上basicallyadverb基本上basicallyadv基本上basicallyadv基本上basinnoun盆地basinnoun盆地basisnoun基础basisnoun基础basisn.基础basisnoun基础；根据basisnoun基础basisnoun基础；根据basisnoun基础basketnoun篮子basketnoun篮子basketnoun篮子basketballnoun篮球basketballnoun篮球basketballn.篮球batnoun蝙蝠bathnoun洗澡bathnoun洗澡batholithnoun岩基bathroomnoun浴室bathroomnoun浴室bathroomnoun浴室bathroomnoun浴室bathroomnoun浴室bathtubnoun浴缸bathymetrynoun水深测量batterynoun电池batterynoun电池batteryn.电池batterynoun电池battlenoun战役battlen./v.战斗battlenoun战斗battlenoun战斗bccverb密送beverb是beverb是be able toverb能够be able toverb phrase能够be able toverb phrase能够be able to doverb phrase能够做be able to doverb phrase能够做be about toverb phrase即将be about toverb phrase即将be accustomed toverb phrase习惯于be accustomed toverb习惯于be accustomed toverb phrase习惯于be accustomed to动词短语习惯于be active for doingverb phrase对做活跃be active for doingverb phrase对做活跃be active inverb phrase积极参与be active inverb phrase积极参与be addicted toverb phrase沉迷于be addicted to动词短语沉迷于be addicted toverb phrase沉迷于be afraid of动词短语害怕be afraid ofverb phrase害怕be afraid ofverb phrase害怕be afraid to doverb phrase害怕做be afraid to doverb phrase害怕做be allergic toverb phrase对...过敏be allergic toverb phrase对...过敏be allowed toverb phrase被允许be allowed toverb phrase被允许be amazed atverb phrase对...惊奇be amazed atverb phrase对...惊奇be angry atverb phrase对...生气（事）be angry atverb phrase对...生气（事）be angry for doingverb phrase对做生气be angry for doingverb phrase对做生气be angry withverb phrase生某人的气be angry with动词短语生...的气be angry withverb phrase生某人的气be annoyed atverb phrase对...恼怒be annoyed atverb phrase对...恼怒be anxious aboutverb担忧be anxious aboutverb担忧be arrogant atverb phrase在...傲慢be arrogant atverb phrase在...傲慢be ashamed for doingverb phrase对做羞愧be ashamed for doingverb phrase对做羞愧be associated withverb phrase与...有关be associated withverb phrase与...有关be astonished atverb phrase对...惊愕be astonished atverb phrase对...惊愕be at allverb phrase完全be at allverb phrase完全be at all timesverb phrase始终be at all timesverb phrase始终be at any rateverb phrase无论如何be at any rateverb phrase无论如何be at easeverb phrase安心be at easeverb phrase安心be at firstverb phrase起初be at firstverb phrase起初be at handverb phrase在手边be at handverb phrase在手边be at homeverb phrase在家be at homeverb phrase在家be at largeverb phrase逍遥法外be at largeverb phrase逍遥法外be at lastverb phrase最后be at lastverb phrase最后be at leastverb phrase至少be at leastverb phrase至少be at mostverb phrase至多be at mostverb phrase至多be at onceverb phrase立刻be at onceverb phrase立刻be at peaceverb phrase和平be at peace动词短语平静be at peaceverb phrase和平be at presentverb phrase目前be at presentverb phrase目前be at riskverb phrase有风险be at riskverb phrase有风险be at risk动词短语处于危险中be at schoolverb phrase在学校be at schoolverb phrase在学校be at seaverb phrase在海上be at seaverb phrase在海上be at the age ofverb phrase在…岁时be at the age ofverb phrase在…岁时be at the airportverb phrase在机场be at the airportverb phrase在机场be at the aquariumverb phrase在水族馆be at the aquariumverb phrase在水族馆be at the back ofverb phrase在…后面be at the back ofverb phrase在…后面be at the bankverb phrase在银行be at the bankverb phrase在银行be at the beachverb phrase在海滩be at the beachverb phrase在海滩be at the beginning ofverb phrase在…开头be at the beginning ofverb phrase在…开头be at the bottom ofverb phrase在…底部be at the bottom ofverb phrase在…底部be at the center ofverb phrase在…中心be at the center ofverb phrase在…中心be at the cinemaverb phrase在电影院be at the cinemaverb phrase在电影院be at the collegeverb phrase在学院be at the collegeverb phrase在学院be at the computerverb phrase在电脑前be at the computerverb phrase在电脑前be at the concertverb phrase在音乐会be at the concertverb phrase在音乐会be at the conferenceverb phrase在会议be at the conferenceverb phrase在会议be at the corner ofverb phrase在…拐角be at the corner ofverb phrase在…拐角be at the cost ofverb phrase以…为代价be at the cost ofverb phrase以…为代价be at the crossroadsverb phrase在十字路口be at the crossroadsverb phrase在十字路口be at the deskverb phrase在书桌旁be at the deskverb phrase在书桌旁be at the disposal ofverb phrase供…使用be at the disposal ofverb phrase供…使用be at the doorverb phrase在门口be at the doorverb phrase在门口be at the door ofverb phrase在…门口be at the door ofverb phrase在…门口be at the edge ofverb phrase在…边缘be at the edge ofverb phrase在…边缘be at the endverb phrase在结尾be at the endverb phrase在结尾be at the end ofverb phrase在…末尾be at the end ofverb phrase在…末尾be at the entranceverb phrase在入口be at the entranceverb phrase在入口be at the examverb phrase在考试be at the examverb phrase在考试be at the exhibitionverb phrase在展览be at the exhibitionverb phrase在展览be at the exitverb phrase在出口be at the exitverb phrase在出口be at the expense ofverb phrase以…为代价be at the expense ofverb phrase以…为代价be at the factoryverb phrase在工厂be at the factoryverb phrase在工厂be at the fairverb phrase在集市be at the fairverb phrase在集市be at the farmverb phrase在农场be at the farmverb phrase在农场be at the fieldverb phrase在田野be at the fieldverb phrase在田野be at the fire stationverb phrase在消防站be at the fire stationverb phrase在消防站be at the foot ofverb phrase在…脚下be at the foot ofverb phrase在…脚下be at the front ofverb phrase在…前面be at the front ofverb phrase在…前面be at the gameverb phrase在比赛be at the gameverb phrase在比赛be at the gateverb phrase在大门口be at the gateverb phrase在大门口be at the hospitalverb phrase在医院be at the hospitalverb phrase在医院be at the hotelverb phrase在酒店be at the hotelverb phrase在酒店be at the idea ofverb phrase一想到be at the idea ofverb phrase一想到be at the interviewverb phrase在面试be at the interviewverb phrase在面试be at the lakeverb phrase在湖边be at the lakeverb phrase在湖边be at the libraryverb phrase在图书馆be at the libraryverb phrase在图书馆be at the marketverb phrase在市场be at the marketverb phrase在市场be at the matchverb phrase在比赛be at the matchverb phrase在比赛be at the meetingverb phrase在开会be at the meetingverb phrase在开会be at the mention ofverb phrase一提到be at the mention ofverb phrase一提到be at the mercy ofverb phrase任由…摆布be at the mercy ofverb phrase任由…摆布be at the momentverb phrase此刻be at the momentverb phrase此刻be at the moment ofverb phrase在…时刻be at the moment ofverb phrase在…时刻be at the mountainverb phrase在山上be at the mountainverb phrase在山上be at the museumverb phrase在博物馆be at the museumverb phrase在博物馆be at the news ofverb phrase听到…消息be at the news ofverb phrase听到…消息be at the officeverb phrase在办公室be at the officeverb phrase在办公室be at the parkverb phrase在公园be at the parkverb phrase在公园be at the partyverb phrase在聚会be at the partyverb phrase在聚会be at the phoneverb phrase在打电话be at the phoneverb phrase在打电话be at the place ofverb phrase在…地方be at the place ofverb phrase在…地方be at the playgroundverb phrase在游乐场be at the playgroundverb phrase在游乐场be at the pointverb phrase在这一点上be at the pointverb phrase在这一点上be at the point ofverb phrase即将be at the point ofverb phrase即将be at the police stationverb phrase在警察局be at the police stationverb phrase在警察局be at the post officeverb phrase在邮局be at the post officeverb phrase在邮局be at the raceverb phrase在赛跑be at the raceverb phrase在赛跑be at the rate ofverb phrase以…比率be at the rate ofverb phrase以…比率be at the restaurantverb phrase在餐厅be at the restaurantverb phrase在餐厅be at the risk ofverb phrase冒着…风险be at the risk ofverb phrase冒着…风险be at the riververb phrase在河边be at the riververb phrase在河边be at the same timeverb phrase同时be at the same timeverb phrase同时be at the schoolverb phrase在学校be at the schoolverb phrase在学校be at the seaverb phrase在海边be at the seaverb phrase在海边be at the service ofverb phrase为…服务be at the service ofverb phrase为…服务be at the showverb phrase在演出be at the showverb phrase在演出be at the side ofverb phrase在…旁边be at the side ofverb phrase在…旁边be at the sight ofverb phrase一看到be at the sight ofverb phrase一看到be at the sound ofverb phrase一听到be at the sound ofverb phrase一听到be at the speed ofverb phrase以…速度be at the speed ofverb phrase以…速度be at the startverb phrase在开始be at the startverb phrase在开始be at the stationverb phrase在车站be at the stationverb phrase在车站be at the storeverb phrase在商店be at the storeverb phrase在商店be at the supermarketverb phrase在超市be at the supermarketverb phrase在超市be at the tableverb phrase在桌旁be at the tableverb phrase在桌旁be at the testverb phrase在测试be at the testverb phrase在测试be at the theaterverb phrase在剧院be at the theaterverb phrase在剧院be at the thought ofverb phrase一想到be at the thought ofverb phrase一想到be at the time ofverb phrase在…时候be at the time ofverb phrase在…时候be at the top ofverb phrase在…顶部be at the top ofverb phrase在…顶部be at the touch ofverb phrase一触碰be at the touch ofverb phrase一触碰be at the universityverb phrase在大学be at the universityverb phrase在大学be at the windowverb phrase在窗边be at the windowverb phrase在窗边be at the zooverb phrase在动物园be at the zooverb phrase在动物园be at warverb phrase交战be at warverb phrase交战be at war动词短语交战be at workverb phrase在工作be at workverb phrase在工作be attached toverb phrase附属于be attached toverb phrase附属于be available forverb phrase可用于be available forverb phrase可用于be aware ofverb意识到be aware of动词短语意识到be aware ofverb意识到be bad atverb phrase不擅长be bad atverb phrase不擅长be bad at doingverb phrase不擅长做be bad at doingverb phrase不擅长做be bad forverb phrase对...有害be bad forverb phrase对...有害be bad for动词短语对...有害be bad for doingverb phrase不适合做be bad for doingverb phrase不适合做be based onverb phrase基于be based onverb phrase基于be beneficial toverb phrase对...有益be beneficial toverb phrase对...有益be bored withverb phrase对...无聊be bored withverb phrase对...无聊be bored with doingverb phrase对做无聊be bored with doingverb phrase对做无聊be boring for doingverb phrase对做无聊be boring for doingverb phrase对做无聊be brave atverb phrase对...勇敢be brave atverb phrase对...勇敢be brave for doingverb phrase对做勇敢be brave for doingverb phrase对做勇敢be busy doingverb phrase忙于做be busy doingverb phrase忙于做be busy withverb phrase忙于be busy withverb phrase忙于be busy with动词短语忙于be calm atverb phrase对...冷静be calm atverb phrase对...冷静be calm for doingverb phrase对做冷静be calm for doingverb phrase对做冷静be capable of动词短语有能力做be capable ofverb有能力做be capable ofverb有能力做be careful atverb phrase在...小心be careful atverb phrase在...小心be careful doingverb phrase小心做be careful doingverb phrase小心做be careful for doingverb phrase对做小心be careful for doingverb phrase对做小心be careful inverb phrase在...小心be careful inverb phrase在...小心be careful ofverb小心be careful ofverb小心be careful withverb phrase小心be careful withverb phrase小心be careless atverb phrase在...粗心be careless atverb phrase在...粗心be careless for doingverb phrase对做粗心be careless for doingverb phrase对做粗心be cheap for doingverb phrase对做便宜be cheap for doingverb phrase对做便宜be chosen for doingverb phrase因做而被选be chosen for doingverb phrase因做而被选be clever atverb phrase擅长be clever atverb phrase擅长be clever for doingverb phrase对做聪明be clever for doingverb phrase对做聪明be closed toverb phrase对...关闭be closed toverb phrase对...关闭be comfortable for doingverb phrase对做舒适be comfortable for doingverb phrase对做舒适be committed toverb phrase承诺于be committed to动词短语致力于be committed toverb phrase承诺于be common for doingverb phrase对做常见be common for doingverb phrase对做常见be compared toverb phrase与...相比be compared toverb phrase与...相比be composed ofverb phrase由…构成be composed ofverb phrase由…构成be concerned aboutverb担心be concerned aboutverb担心be confident atverb phrase在...自信be confident atverb phrase在...自信be confident for doingverb phrase对做自信be confident for doingverb phrase对做自信be confident inverb phrase对...有信心be confident inverb phrase对...有信心be confident of动词短语对...有信心be confused atverb phrase对...迷惑be confused atverb phrase对...迷惑be connected toverb phrase与...连接be connected toverb phrase与...连接be connected with动词短语与...有关be connected withverb phrase与…有关be connected withverb phrase与…有关be convenient forverb phrase对...方便be convenient forverb phrase对...方便be convenient for doingverb phrase对做方便be convenient for doingverb phrase对做方便be covered withverb phrase被...覆盖be covered withverb phrase被...覆盖be covered with动词短语被...覆盖be cowardly atverb phrase对...胆小be cowardly atverb phrase对...胆小be cowardly for doingverb phrase对做胆小be cowardly for doingverb phrase对做胆小be crazy aboutverb热衷于be crazy aboutverb热衷于be crazy about动词短语痴迷于be crazy for doingverb phrase对做疯狂be crazy for doingverb phrase对做疯狂be crowded withverb phrase挤满be crowded withverb phrase挤满be crucial toverb phrase对...关键be crucial toverb phrase对...关键be cruel atverb phrase在...残忍be cruel atverb phrase在...残忍be cruel for doingverb phrase对做残忍be cruel for doingverb phrase对做残忍be curious aboutverb好奇be curious aboutverb好奇be curious about动词短语好奇be dangerous for doingverb phrase对做危险be dangerous for doingverb phrase对做危险be dedicated toverb phrase献身于be dedicated toverb phrase献身于be delighted atverb phrase对...高兴be delighted atverb phrase对...高兴be designed for doingverb phrase为做而设计be designed for doingverb phrase为做而设计be devoted toverb phrase致力于be devoted toverb phrase致力于be devoted to动词短语献身于be different from动词短语与...不同be different fromverb phrase与...不同be different fromverb phrase与...不同be difficult for doingverb phrase对做困难be difficult for doingverb phrase对做困难be diligent atverb phrase在...勤奋be diligent atverb phrase在...勤奋be disappointed withverb phrase对...失望be disappointed withverb phrase对...失望be dishonest atverb phrase在...不诚实be dishonest atverb phrase在...不诚实be dishonest for doingverb phrase对做不诚实be dishonest for doingverb phrase对做不诚实be divided intoverb phrase被分成be divided intoverb phrase被分成be eager toverb渴望be eager toverb渴望be early atverb phrase在...早到be early atverb phrase在...早到be easy for doingverb phrase对做容易be easy for doingverb phrase对做容易be encouraged toverb phrase被鼓励be encouraged toverb phrase被鼓励be engaged inverb phrase从事be engaged inverb phrase从事be enjoyable for doingverb phrase对做愉快be enjoyable for doingverb phrase对做愉快be entitled toverb phrase有权be entitled toverb phrase有权be equipped with动词短语配备有be equipped withverb phrase配备be equipped withverb phrase配备be essential toverb phrase对...必要be essential toverb phrase对...必要be excited about动词短语对...兴奋be excited aboutverb phrase对...兴奋be excited aboutverb phrase对...兴奋be excited atverb phrase对...兴奋be excited atverb phrase对...兴奋be excited for doingverb phrase对做兴奋be excited for doingverb phrase对做兴奋be exciting for doingverb phrase对做兴奋be exciting for doingverb phrase对做兴奋be expected toverb phrase被期望be expected toverb phrase被期望be expensive for doingverb phrase对做昂贵be expensive for doingverb phrase对做昂贵be expert atverb phrase精通be expert atverb phrase精通be exposed toverb phrase暴露于be exposed to动词短语暴露于be exposed toverb phrase暴露于be familiar toverb phrase对...熟悉be familiar toverb phrase对...熟悉be familiar with动词短语熟悉be familiar withverb phrase熟悉be familiar withverb phrase熟悉be famous asverb phrase作为...著名be famous asverb phrase作为...著名be famous forverb phrase因...著名be famous forverb phrase因...著名be famous for动词短语因...著名be famous for doingverb phrase因做而闻名be famous for doingverb phrase因做而闻名be fast for doingverb phrase对做快be fast for doingverb phrase对做快be fed up withverb phrase受够了be fed up withverb phrase受够了be filled with动词短语充满be filled withverb phrase充满be filled withverb phrase充满be fond ofverb phrase喜欢be fond ofverb phrase喜欢be fond of动词短语喜欢be foolish atverb phrase愚蠢于be foolish atverb phrase愚蠢于be foolish for doingverb phrase对做愚蠢be foolish for doingverb phrase对做愚蠢be forced toverb phrase被迫be forced toverb phrase被迫be friendly toverb phrase对...友好be friendly toverb phrase对...友好be frightened atverb phrase对...害怕be frightened atverb phrase对...害怕be full of动词短语充满be full ofverb phrase充满be full ofverb phrase充满be funny for doingverb phrase对做有趣be funny for doingverb phrase对做有趣be generous atverb phrase在...慷慨be generous atverb phrase在...慷慨be generous for doingverb phrase对做慷慨be generous for doingverb phrase对做慷慨be generous withverb phrase对...慷慨be generous withverb phrase对...慷慨be gentle atverb phrase在...温和be gentle atverb phrase在...温和be going toverb phrase将要be going toverb phrase将要be good atverb phrase擅长be good atverb phrase擅长be good at动词短语擅长be good at doingverb phrase擅长做be good at doingverb phrase擅长做be good forverb phrase对...有益be good forverb phrase对...有益be good for动词短语对...有益be good for doingverb phrase适合做be good for doingverb phrase适合做be good withverb phrase善于与...相处be good withverb phrase善于与...相处be grateful forverb phrase感激be grateful forverb phrase感激be grateful for doingverb phrase感激做be grateful for doingverb phrase感激做be grateful toverb phrase感激be grateful toverb phrase感激be grateful to动词短语感激be happy atverb phrase对...高兴be happy atverb phrase对...高兴be happy for doingverb phrase对做高兴be happy for doingverb phrase对做高兴be hard for doingverb phrase对做困难be hard for doingverb phrase对做困难be harmful for doingverb phrase对做有害be harmful for doingverb phrase对做有害be harmful toverb phrase对...有害be harmful toverb phrase对...有害be helpful for doingverb phrase有助于做be helpful for doingverb phrase有助于做be helpful toverb phrase对...有帮助be helpful toverb phrase对...有帮助be high inverb phrase含量高be high inverb phrase含量高be honest atverb phrase在...诚实be honest atverb phrase在...诚实be honest for doingverb phrase对做诚实be honest for doingverb phrase对做诚实be honest inverb phrase在...诚实be honest inverb phrase在...诚实be honest withverb phrase对...诚实be honest withverb phrase对...诚实be humble atverb phrase在...谦逊be humble atverb phrase在...谦逊be ignorant of动词短语对...无知be impatient for doingverb phrase对做不耐烦be impatient for doingverb phrase对做不耐烦be impolite atverb phrase在...无礼be impolite atverb phrase在...无礼be important for doingverb phrase做...重要be important for doingverb phrase做...重要be important toverb phrase对...重要be important toverb phrase对...重要be impossible forverb phrase对...不可能be impossible forverb phrase对...不可能be impossible for doingverb phrase对做不可能be impossible for doingverb phrase对做不可能be in a hurry动词短语匆忙be in charge of动词短语负责be in charge ofverb phrase负责be in charge ofverb phrase负责be in common动词短语共同点be in control ofverb phrase控制be in control ofverb phrase控制be in dangerverb phrase处于危险be in dangerverb phrase处于危险be in danger动词短语处于危险中be in debt动词短语负债be in fashion动词短语流行be in favor of动词短语赞成be in need of动词短语需要be in need ofverb phrase需要be in need ofverb phrase需要be in order动词短语有序be in public动词短语公开地be in silence动词短语沉默be in surprise动词短语惊讶地be in timeverb phrase及时be in timeverb phrase及时be in troubleverb phrase处于困境be in troubleverb phrase处于困境be in trouble动词短语处于困境be in vain动词短语徒劳be interested in动词短语对...感兴趣be interested inverb phrase对...感兴趣be interested inverb phrase对...感兴趣be interested in doingverb phrase对做感兴趣be interested in doingverb phrase对做感兴趣be interesting for doingverb phrase对做有趣be interesting for doingverb phrase对做有趣be invited toverb phrase被邀请be invited toverb phrase被邀请be involved inverb phrase参与be involved inverb phrase参与be keen onverb phrase热衷于be keen onverb phrase热衷于be kind atverb phrase在...善良be kind atverb phrase在...善良be kind for doingverb phrase对做善良be kind for doingverb phrase对做善良be kind toverb phrase对...善良be kind toverb phrase对...善良be kind to动词短语对...友善be known as动词短语作为...闻名be known asverb phrase作为...闻名be known asverb phrase作为...闻名be known forverb phrase因...闻名be known forverb phrase因...闻名be known for doingverb phrase因做而闻名be known for doingverb phrase因做而闻名be late atverb phrase在...迟到be late atverb phrase在...迟到be late for动词短语迟到be late forverb phrase迟到be late forverb phrase迟到be lazy atverb phrase在...懒惰be lazy atverb phrase在...懒惰be lazy for doingverb phrase对做懒惰be lazy for doingverb phrase对做懒惰be likely toverb可能be likely toverb可能be likely toverb可能be limited toverb phrase限于be limited toverb phrase限于be low inverb phrase含量低be low inverb phrase含量低be lucky atverb phrase在...幸运be lucky atverb phrase在...幸运be made for doingverb phrase为做而制be made for doingverb phrase为做而制be made fromverb phrase由...制成（看不出原材料）be made from动词短语由...制成（不可见材料）be made fromverb phrase由...制成（看不出原材料）be made inverb phrase在...制造be made inverb phrase在...制造be made ofverb phrase由...制成be made ofverb phrase由...制成be made of动词短语由...制成（可见材料）be made up of动词短语由...构成be made up ofverb phrase由…组成be made up ofverb由...构成be made up ofverb phrase由…组成be modest atverb phrase在...谦虚be modest atverb phrase在...谦虚be natural for doingverb phrase对做自然be natural for doingverb phrase对做自然be necessary forverb phrase对...必要be necessary forverb phrase对...必要be necessary for doingverb phrase做...必要be necessary for doingverb phrase做...必要be negative for doingverb phrase对做消极be negative for doingverb phrase对做消极be nervous atverb phrase对...紧张be nervous atverb phrase对...紧张be nervous for doingverb phrase对做紧张be nervous for doingverb phrase对做紧张be new toverb phrase对...陌生be new toverb phrase对...陌生be noisy atverb phrase在...吵闹be noisy atverb phrase在...吵闹be normal for doingverb phrase对做正常be normal for doingverb phrase对做正常be on duty动词短语值班be on sale动词短语出售；打折be on time动词短语准时be on timeverb phrase准时be on timeverb phrase准时be on vacation动词短语度假be open toverb phrase对...开放be open toverb phrase对...开放be opposed toverb phrase反对be opposed to动词短语反对be opposed toverb phrase反对be out of breath动词短语气喘吁吁be out of breathverb phrase喘不过气be out of breathverb phrase喘不过气be out of control动词短语失控be out of date动词短语过时be out of dateverb phrase过时be out of dateverb phrase过时be out of fashion动词短语过时be out of order动词短语出故障be out of orderverb phrase出故障be out of orderverb phrase出故障be out of patience动词短语失去耐心be out of reach动词短语够不着be out of sight动词短语看不见be out of touch动词短语失去联系be out of work动词短语失业be out of workverb phrase失业be out of workverb phrase失业be outgoing atverb phrase在...外向be outgoing atverb phrase在...外向be passive for doingverb phrase对做被动be passive for doingverb phrase对做被动be passive inverb phrase在...被动be passive inverb phrase在...被动be patient for doingverb phrase对做耐心be patient for doingverb phrase对做耐心be patient withverb phrase对...耐心be patient withverb phrase对...耐心be pleasant for doingverb phrase对做愉快be pleasant for doingverb phrase对做愉快be pleased atverb phrase对...满意be pleased atverb phrase对...满意be pleased withverb phrase对...满意be pleased withverb phrase对...满意be polite atverb phrase在...有礼貌be polite atverb phrase在...有礼貌be polite for doingverb phrase对做礼貌be polite for doingverb phrase对做礼貌be polite toverb phrase对...有礼貌be polite toverb phrase对...有礼貌be polite to动词短语对...有礼貌be poor inverb phrase缺乏be poor inverb phrase缺乏be popular withverb phrase受...欢迎be popular with动词短语受...欢迎be popular withverb phrase受...欢迎be positive for doingverb phrase对做积极be positive for doingverb phrase对做积极be possible forverb phrase对…可能be possible forverb phrase对…可能be possible for doingverb phrase对做可能be possible for doingverb phrase对做可能be praised for doingverb phrase因做而受表扬be praised for doingverb phrase因做而受表扬be prepared for doingverb phrase为做而准备be prepared for doingverb phrase为做而准备be proud atverb phrase在...骄傲be proud atverb phrase在...骄傲be proud for doingverb phrase对做自豪be proud for doingverb phrase对做自豪be proud ofverb phrase为...自豪be proud ofverb phrase为...自豪be proud of动词短语为...自豪be punctual atverb phrase在...准时be punctual atverb phrase在...准时be punished for doingverb phrase因做而受罚be punished for doingverb phrase因做而受罚be puzzled atverb phrase对...困惑be puzzled atverb phrase对...困惑be qualified forverb phrase有资格be qualified forverb phrase有资格be quick atverb phrase在...快be quick atverb phrase在...快be quick doingverb phrase做...快be quick doingverb phrase做...快be quick inverb phrase在...迅速be quick inverb phrase在...迅速be quiet atverb phrase在...安静be quiet atverb phrase在...安静be rare for doingverb phrase对做罕见be rare for doingverb phrase对做罕见be ready forverb phrase为...准备好be ready forverb phrase为...准备好be ready for动词短语准备好be ready for doingverb phrase为做而准备好be ready for doingverb phrase为做而准备好be ready toverb phrase准备好be ready toverb phrase准备好be ready to doverb phrase准备好做be ready to doverb phrase准备好做be related toverb phrase与…相关be related toverb phrase与…相关be related to动词短语与...相关be relaxing for doingverb phrase对做放松be relaxing for doingverb phrase对做放松be required toverb phrase被要求be required toverb phrase被要求be responsible for动词短语对...负责be responsible forverb phrase对...负责be responsible forverb phrase对...负责be responsible for doingverb phrase负责做be responsible for doingverb phrase负责做be rewarded for doingverb phrase因做而获奖励be rewarded for doingverb phrase因做而获奖励be rich inverb phrase富含be rich inverb phrase富含be rough atverb phrase在...粗暴be rough atverb phrase在...粗暴be rude atverb phrase在...粗鲁be rude atverb phrase在...粗鲁be rude for doingverb phrase对做粗鲁be rude for doingverb phrase对做粗鲁be rude toverb phrase对...粗鲁be rude toverb phrase对...粗鲁be sad atverb phrase对...悲伤be sad atverb phrase对...悲伤be sad for doingverb phrase对做悲伤be sad for doingverb phrase对做悲伤be safe for doingverb phrase对做安全be safe for doingverb phrase对做安全be satisfied withverb phrase对...满意be satisfied withverb phrase对...满意be satisfied with动词短语对...满意be selfish atverb phrase在...自私be selfish atverb phrase在...自私be selfish for doingverb phrase对做自私be selfish for doingverb phrase对做自私be sensitive toverb phrase对...敏感be sensitive toverb phrase对...敏感be serious for doingverb phrase对做认真be serious for doingverb phrase对做认真be shocked atverb phrase对...震惊be shocked atverb phrase对...震惊be short of动词短语缺乏be short ofverb phrase缺乏be short ofverb phrase缺乏be shy atverb phrase在...害羞be shy atverb phrase在...害羞be shy for doingverb phrase对做害羞be shy for doingverb phrase对做害羞be similar toverb phrase与...相似be similar toverb phrase与...相似be similar to动词短语与...相似be skilled atverb phrase熟练be skilled atverb phrase熟练be slow atverb phrase在...慢be slow atverb phrase在...慢be slow doingverb phrase做...慢be slow doingverb phrase做...慢be slow for doingverb phrase对做慢be slow for doingverb phrase对做慢be slow inverb phrase在...缓慢be slow inverb phrase在...缓慢be smart atverb phrase聪明于be smart atverb phrase聪明于be smart for doingverb phrase对做聪明be smart for doingverb phrase对做聪明be sorry forverb phrase为...抱歉be sorry forverb phrase为...抱歉be sorry for doingverb phrase为做而抱歉be sorry for doingverb phrase为做而抱歉be strange for doingverb phrase对做奇怪be strange for doingverb phrase对做奇怪be strict inverb phrase在...方面严格be strict inverb phrase在...方面严格be strict with动词短语对...严格be strict withverb phrase对...严格be strict withverb phrase对...严格be strong for doingverb phrase对做强壮be strong for doingverb phrase对做强壮be strong inverb phrase在...擅长be strong inverb phrase在...擅长be successful inverb phrase在...成功be successful inverb phrase在...成功be suitable forverb phrase适合be suitable forverb phrase适合be suitable for doingverb phrase适合做be suitable for doingverb phrase适合做be supposed toverb phrase应该be supposed toverb phrase应该be supposed toverb应该be supposed to doverb phrase应该做be supposed to doverb phrase应该做be surprised atverb phrase对...惊讶be surprised at动词短语对...惊讶be surprised atverb phrase对...惊讶be surprised to doverb phrase惊讶地做be surprised to doverb phrase惊讶地做be thankful forverb phrase感激be thankful forverb phrase感激be thankful for doingverb phrase感激做be thankful for doingverb phrase感激做be the same asverb phrase与…相同be the same asverb phrase与…相同be thrilled atverb phrase对...激动be thrilled atverb phrase对...激动be tired of动词短语厌倦be tired ofverb phrase厌倦be tired ofverb phrase厌倦be tired of doingverb phrase厌倦做be tired of doingverb phrase厌倦做be tiring for doingverb phrase对做累人be tiring for doingverb phrase对做累人be typical for doingverb phrase对做典型be typical for doingverb phrase对做典型be unlucky atverb phrase在...不幸be unlucky atverb phrase在...不幸be unusual for doingverb phrase对做不寻常be unusual for doingverb phrase对做不寻常be used asverb phrase被用作be used asverb phrase被用作be used byverb phrase被…使用be used byverb phrase被…使用be used forverb phrase被用于be used forverb phrase被用于be used for动词短语被用于be used for doingverb phrase用于做be used for doingverb phrase用于做be used toverb phrase习惯于be used to动词短语习惯于be used toverb习惯于be used toverb phrase习惯于be used to doingverb phrase习惯于做be used to doingverb phrase习惯于做be useful forverb phrase对…有用be useful forverb phrase对…有用be useful for doingverb phrase对做有用be useful for doingverb phrase对做有用be vital toverb phrase对...至关重要be vital toverb phrase对...至关重要be weak for doingverb phrase对做弱be weak for doingverb phrase对做弱be weak inverb phrase在...薄弱be weak inverb phrase在...薄弱be willing toverb phrase愿意be willing toverb phrase愿意be willing to doverb phrase愿意做be willing to doverb phrase愿意做be wise atverb phrase明智于be wise atverb phrase明智于be wise for doingverb phrase对做明智be wise for doingverb phrase对做明智be worried aboutverb phrase担心be worried aboutverb phrase担心be worried about动词短语担心be worried for doingverb phrase对做担心be worried for doingverb phrase对做担心be worth doingverb phrase值得做be worth doingverb phrase值得做be worth doing动词短语值得做beachnoun海滩beachn.海滩beachnoun海滩beadnoun珠子beannoun豆子beannoun豆子bearverb承受；具有bearnoun熊bearv./n.忍受；熊bearnoun熊bearnoun熊bear in mindv.记住beatv.打败；跳动beatverb打败beatverb打败beautifuladj美丽的beautifuladj美丽的beautifullyadv美丽地beautifullyadv美丽地beautynoun美丽beautyn.美丽beautynoun美丽beavernoun河狸becauseconjunction因为becauseconj.因为becauseconj因为becauseconjunction因为becauseconj因为becauseconj因为because ofphrase因为because ofpreposition因为because ofprep因为because ofpreposition因为because ofpreposition因为because ofphrase因为becomeverb变成becomev.变成becomeverb变成becomeverb变成bednoun床bednoun床bednoun床bednoun床bedrocknoun基岩bedroomnoun卧室bedroomnoun卧室bedroomnoun卧室bedroomnoun卧室beenoun蜜蜂beenoun蜜蜂beefnoun牛肉beefnoun牛肉beernoun啤酒beernoun啤酒beforeprep在...之前beforeprep在...之前beforepreposition在...之前beforeprep在...之前beforepreposition在...之前beforehandadverb事先beforehandadverb事先begverb乞求；恳求begverb乞求；恳求begv.乞求beginv.开始beginverb开始beginverb开始beginverb开始beginverb开始beginverb开始begin to doverb phrase开始做begin to doverb phrase开始做begin with动词短语以...开始beginnernoun初学者beginnernoun初学者beginningnoun开始beginningnoun开始behalfnoun代表behaveverb表现behavev.表现behaveverb表现behaveverb表现behaveverb表现behaviornoun行为behaviorn.行为behaviornoun行为behaviornoun行为behaviornoun行为behaviornoun行为behavioraladjective行为的behavioral ecologynoun行为生态学behindprep在...后面behindprep在...后面behindadverb在后beliefnoun信仰beliefn.信念beliefnoun信念beliefnoun信念beliefnoun信念beliefnoun信念believableadj可信的believableadjective可信的believeverb相信believeverb相信believeverb相信believev.相信believeverb相信believe inverb信任believe inv.信任，信仰believe inverb信任believe it or not固定短语信不信由你bellnoun铃bellnoun铃bellhopnoun行李员belongv.属于belongverb属于belongverb属于belongverb属于belong toverb phrase属于belong tov.属于belong toverb phrase属于belongingsnoun财物belongingsnoun财物belowadjective下面的belowprep在...下面belowadjective下述的belowprep在...下面below the groundphrase在地面下below the groundphrase在地面下beltnoun腰带beltnoun腰带benchnoun长椅benchn.长椅benchmarknoun基准benchmarknoun基准，标准bendv.弯曲beneficialadj有益的beneficialadj有益的beneficialadjective有益的beneficialadjective有益的beneficialadjective有益的beneficialadj有益的beneficialadjective有益的，有利的benefitnoun利益；有益于benefitverb受益benefitn./v.利益；受益benefitverb受益benefitnoun/verb利益；受益benefitnoun/verb利益；受益benefitnoun好处benefit fromverb从…受益benefit fromverb从…受益benefit fromv.受益于bentadjective弯曲的benthicadjective底栖的benthicadjective底栖的besideprep.在旁边besideprep在...旁边besideprep在...旁边besidespreposition而且besidesadv此外besidespreposition此外besidesadv.此外besidespreposition此外bestadj最好的bestadj最好的bestadjective最好的betverb打赌betverb打赌betv./n.打赌betrayverb背叛betrayv.背叛betrayverb背叛betteradj更好的betteradjective更好的betteradj更好的betweenpreposition在...之间betweenprep在...之间betweenprep.在...之间betweenprep在...之间beveragen.饮料beyondpreposition超出beyondpreposition超出beyondpreposition超出beyondprep.超出biasn.偏见biasnoun偏见biasnoun偏见biasnoun偏见biasnoun偏见biasnoun偏见biasnoun偏见biasedadj有偏见的biasedadjective有偏见的biasedadjective有偏见的bibliographynoun参考文献bibliographynoun参考文献bibliographynoun参考书目bibliographynoun参考文献bicyclenoun自行车bicyclen.自行车bicyclenoun自行车bicyclenoun自行车bicycle lanenoun自行车道bicycle racknoun自行车架bicycle racknoun自行车架bidverb出价bidv.出价bigadjective大的bigadjective大的bigadj.大的bigadj大的bigadj大的big bangnoun大爆炸big bangnoun大爆炸big datanoun大数据bikenoun自行车bikenoun自行车bikenoun自行车bike lanenoun自行车道bike racknoun自行车架bike racknoun自行车架bike racknoun自行车架bilingualadjective双语的bilingualadjective双语的bilingualismnoun双语现象billn.账单billnoun账单billnoun账单billnoun账单billnoun账单billionnum.十亿billsnoun账单billsnoun账单binnoun垃圾桶bindv.捆绑bindverb绑定bindernoun活页夹bindernoun活页夹bindingnoun装订binomial nomenclaturenoun双名法biodiversitynoun生物多样性biodiversitynoun生物多样性biodiversitynoun生物多样性biodiversitynoun生物多样性biodiversity hotspotnoun生物多样性热点biogenicadjective生物成因的biogeographynoun生物地理学biologicaladjective生物的biologicaladjective生物学的biologynoun生物学biologynoun生物学biologynoun生物学biologynoun生物学bioluminescencenoun生物发光biomassnoun生物量biomenoun生物群系biomenoun生物群落biomenoun生物群系biomedical engineeringnoun生物医学工程bioremediationnoun生物修复biosignaturenoun生物特征biosignaturenoun生物特征biospherenoun生物圈biospherenoun生物圈bipartisanadjective两党合作的birdnoun鸟birdnoun鸟birdnoun鸟birdn.鸟birthn.出生birthnoun出生birthnoun出生birth ratenoun出生率birthdayn.生日birthdaynoun生日birthdaynoun生日bisonnoun野牛bitnoun一点bitnoun一点bitn.一点bitev.咬biteverb咬biteverb咬bitteradj苦的bitteradjective苦的bitteradj.苦的bitteradj苦的bituminousadjective烟煤的bizarreadj离奇的bizarreadj奇异的，古怪的blackadj黑色的blackadj黑色的black holenoun黑洞black holenoun黑洞black smokernoun黑烟囱blackboardnoun教学平台blackboardnoun黑板blackboardnoun黑板blackboardnoun黑板blameverb责备blameverb责备blamev./n.责备blame forv.因…责备blame forverb因…责备blame forverb因…责备blandadjective清淡的blankadj.空白的blanketnoun毯子blanketn.毯子blanketnoun毯子bleakadj荒凉的，黯淡的bleedv.流血blendv.混合blendernoun搅拌机blessv.祝福blessverb祝福blessverb祝福blindadj.盲的blindadjective盲的blindnoun百叶窗blindadjective盲的blindnoun百叶窗blind spotn.盲区blizzardnoun暴风雪blizzardnoun暴风雪blocknoun街区blocknoun街区blockn./v.街区；阻塞blockedadjective堵塞的blognoun博客blognoun博客bloodnoun血液bloodnoun血液bloodn.血液blood drivenoun献血活动bloomv.开花blowverb吹blowv.吹blowverb吹blow up动词短语爆炸blueadj蓝色的blueadj蓝色的blue booknoun答题本blue shiftnoun蓝移bluetoothn.蓝牙bluetoothnoun蓝牙boardnoun董事会boardnoun木板boardn./v.木板；登机boardnoun木板boardnoun黑板boardnoun董事会boardingnoun登机boardingnoun登机boardingn.登机boarding passn.登机牌boarding passnoun登机牌boastverb吹嘘；自夸boastv.吹嘘boastverb吹嘘；自夸boatnoun船boatnoun船boatn.船boatnoun船bodynoun身体bodynoun正文bodyn.身体；主体bodynoun身体bognoun泥炭沼泽boilverb煮沸boilverb煮沸boilv.煮沸boilernoun锅炉boldadj.大胆的boldadjective大胆的boldadjective大胆的bolsterverb支持，增强bolsterverb支持bombn.炸弹bondn.纽带bondnoun联系bondnoun/verb结合；债券bondnoun联系；债券bondnoun联系bondnoun联系；债券bonenoun骨头bonen.骨头bonenoun骨头bonenoun骨头bonusn.奖金booknoun书booknoun书booknoun书bookverb预订bookn.书；预订book returnnoun还书bookedadj.已预订的bookingnoun预订bookingnoun预订bookingnoun预订bookshelfnoun书架bookstorenoun书店bookstorenoun书店bookstorenoun书店bookstoren.书店bookstorenoun书店boomnoun繁荣boomn./v.繁荣boostv.促进boostverb提升boostverb提升boostverb提升boostverb提升boostverb促进，提高booster seatn.增高座椅bordernoun边界bordern.边界bordernoun边界bordernoun边界borealadjective北方的boreal forestnoun针叶林boredadj无聊的boredadjective无聊的boredadjective无聊的boredadj.无聊的boredadjective无聊的boredomnoun无聊boredomn.无聊boredomnoun无聊boringadj无聊的boringadjective无聊的boringadjective无聊的boringadj无聊的boringadj无聊的boringadj无聊的bornadjective出生的bornadjective出生的borrowverb借borrowv.借入borrowverb借borrowverb借borrowverb借borrowverb借borrowverb借bossn.老板bossnoun老板bossnoun老板bossnoun老板botanynoun植物学botanynoun植物学botanynoun植物学bothpron两者都bothdeterminer两者都bothpron两者都both...andphrase两者都both...andphrase两者都both...andphrase两者都botherverb打扰botherverb打扰botherverb打扰botherv.打扰bottlen.瓶子bottlenoun瓶子bottlenoun瓶子bottle openernoun开瓶器bottleneck effectnoun瓶颈效应bottomnoun底部bottomn.底部bottomnoun底部bottomnoun底部bouncev.弹跳boundadjective必定；界限boundadj./n.必定；边界boundadjective必定；界限boundarynoun边界boundarynoun边界boundarynoun边界，界限boundarynoun边界boundaryn.界限boundarynoun边界boundedadjective有界的bownoun弓bowv.鞠躬bowlnoun碗bowlnoun碗bowlnoun碗boxnoun盒子boxnoun盒子boynoun男孩boynoun男孩brackishadjective半咸水的brainnoun大脑brainnoun大脑brainnoun大脑brainn.大脑brainnoun大脑brainstormverb头脑风暴brainstormverb头脑风暴brainstormverb头脑风暴brainstormingnoun头脑风暴braken./v.刹车branchn.分支branchnoun树枝branchnoun树枝brandnoun品牌brandn.品牌brandnoun品牌brandnoun品牌brandnoun品牌braveadjective勇敢的braveadj勇敢的braveadj勇敢的braveadj.勇敢的braveadjective勇敢的bravelyadv勇敢地bravelyadv勇敢地braverynoun勇敢braverynoun勇敢breachverb违反breadnoun面包breadnoun面包breakverb打破breakv./n.打破；休息breaknoun假期breakverb打破breaknoun假期breaknoun休息breaknoun休息break away from动词短语脱离break clausenoun解约条款break downverb出故障，崩溃break downv.出故障，崩溃break downverb出故障，崩溃break inverb闯入break inverb闯入break inv.闯入，打断break into动词短语闯入break leaseverb违约break offv.中断，折断break offverb中断break offverb中断break outverb爆发break outv.爆发break outverb爆发break upverb分手，解散break upverb分手，解散break upv.分手，解散breakdownnoun故障，分解breakdownn.故障breakfastnoun早餐breakfastnoun早餐breakfastnoun早餐breakthroughnoun突破breakthroughn.突破breakthroughnoun突破breakthroughnoun突破breakthroughnoun突破，重大进展breathnoun呼吸breathn.呼吸breathnoun呼吸breathev.呼吸breatheverb呼吸breatheverb呼吸breccianoun角砾岩breedverb繁殖；导致breezen.微风brevitynoun简洁，简短brickn.砖bridewealthnoun聘礼bridgen.桥bridgenoun桥bridgenoun桥bridgenoun桥bridgenoun桥梁briefadj.简短的briefadjective简短的briefadjective简短的briefadjective简短的briefadjective简短的briefadjective简短的briefadjective简短的brieflyadv简短地brieflyadv简短地，暂时地brieflyadv简短地brightadj明亮的brightadj.明亮的brightadj明亮的brightadj明亮的brightadjective明亮的brightadjective明亮的brightenv.使明亮brilliantadjective杰出的brilliantadj.杰出的brilliantadjective杰出的brilliantadj杰出的，明亮的bringverb带来bringverb带来bringverb带来bringverb带来bringv.带来bring aboutv.引起，导致bring aboutverb引起bring aboutverb引起bring aboutverb引起bring back动词短语带回；使想起bring in动词短语引进；赚取bring upv.抚养，提出bring upverb抚养，提出bring upverb提出bring upphrase提出bring upverb抚养，提出broadadjective宽阔的broadadjective广阔的broadadjective宽阔的broadadj.宽阔的broadadjective广泛的broadadjective广泛的broadadjective广泛的broad-mindedadjective心胸开阔的broadcastv./n.广播broadcastverb广播broadcastverb广播broadenv.拓宽broadenverb拓宽broadenverb拓宽broadenverb拓宽broadleafadjective阔叶的broadlyadverb广泛地broadlyadverb广泛地broadlyadv广泛地broccolinoun西兰花broccolinoun西兰花brochurenoun小册子brokenadjective破碎的brokenadjective破碎的bronzenoun青铜bronzenoun青铜bronze agenoun青铜时代bronze agenoun青铜时代broomnoun扫帚broomnoun扫帚brothernoun兄弟brothernoun兄弟brothern.兄弟brownadj.棕色的brownadj棕色的brownadj棕色的browseverb浏览brushverb刷brushverb刷brushn./v.刷子；刷brutaladj残酷的budgetn.预算budgetnoun预算budgetnoun预算budgetnoun预算budgetnoun预算budgetnoun预算budgetnoun预算budgetingnoun预算管理buffalonoun水牛buffetnoun自助餐buildverb建立buildverb建立buildv.建造buildverb建立buildverb建造buildverb建造build upverb建立；增强build upv.建立，增强build upverb建立；增强buildingn.建筑buildingnoun建筑物buildingnoun大楼buildingnoun教学楼buildingnoun建筑物bulbnoun灯泡bulbnoun灯泡bulknoun大部分；大量bulletinnoun公告bulletinnoun公告栏bulletinnoun公告bulletin boardnoun公告栏bulletin boardnoun公告栏bulletin boardnoun公告栏bulletin boardnoun公告栏bumpern.保险杠bunk bednoun双层床burdennoun负担burdenn.负担burdennoun负担bureaucracynoun官僚机构，官僚主义bureaucratnoun官僚burialnoun埋葬burialnoun埋葬burial moundnoun坟丘burnverb燃烧burnv.燃烧burnverb燃烧burnoutnoun倦怠burnoutnoun倦怠burnoutnoun倦怠bursarnoun财务处bursarnoun财务主任bursarnoun财务主任bursarynoun助学金burstv.爆发burstverb爆裂burstverb爆裂burst intoverb突然进入；爆发burst intoverb突然进入；爆发buryverb埋葬buryv.埋葬buryverb埋葬busnoun公共汽车busnoun公交车busnoun公交车busnoun公共汽车bus passnoun公交卡bus stopnoun公交站bus stopnoun公交站bus stopn.公交站bus stopnoun公交站businessnoun商业businessnoun商业businessnoun生意businessn.商业businessnoun生意business tripn.出差bustnoun半身像bustnoun萧条busyadj忙碌的busyadjective忙碌的busyadj忙碌的busyadj.忙碌的busy linen.占线butconj但是butconjunction但是butconj但是butconjunction但是buttenoun孤峰butternoun黄油butternoun黄油buttern.黄油butterflynoun蝴蝶butterflynoun蝴蝶buttonnoun按钮；纽扣buttonnoun按钮；纽扣buttonn.按钮buyv.购买buyverb买buyverb买buyverb买buyverb购买byprep通过byprep通过by accident固定短语偶然by airphrase通过航空by airphrase通过航空by all meansphrase当然可以by and largephrase大体上by and largephrase大体上by and largephrase大体上by bikephrase骑自行车by bikephrase骑自行车by busphrase乘公共汽车by busphrase乘公共汽车by carphrase乘汽车by carphrase乘汽车by chance固定短语碰巧by comparisonphrase比较而言by comparisonphrase比较起来by comparisonprep phrase比较起来by contrastphrase相比之下by contrastphrase相比之下by contrastphrase对比之下by hand固定短语用手by landphrase通过陆路by landphrase通过陆路by means ofphrase通过by means ofphrase通过by mistake固定短语错误地by no meansphrase决不by planephrase乘飞机by planephrase乘飞机by reason ofphrase因为by seaphrase通过海路by seaphrase通过海路by shipphrase乘船by shipphrase乘船by taxiphrase乘出租车by taxiphrase乘出租车by the age ofphrase到…岁时by the age ofphrase到…岁时by the endphrase到结束时by the endphrase到结束时by the endprep phrase到结束时by the end ofpreposition到…末为止by the end ofpreposition到…末为止by the timephrase到...时候by the waterphrase在水边by the waterphrase在水边by the wayphrase顺便说一下by the wayphrase顺便说by the wayphrase顺便说一下by the way固定短语顺便说一下by this meansphrase通过这种方式by trainphrase乘火车by trainphrase乘火车by virtue ofphrase凭借by way ofphrase通过