behavior   [ bi'heiviə ]   n 1行为，表现  conduct ,performance

                            2 (机器等)运转    operation

e.g. i could not bear that behavior.

 

belief  [ bi'li:f ]  n 1相信trust， 2信念faith   信仰

have a strong belief in sth              虔诚地信仰―――

beyond belief                          令人难以置信

e.g. he has lost his belief 失去信仰in god.

 

believe   [ bi'li:v ]  v  1相信 trust, rely on，2信任，3认为 suppose

believe sb                                  信任某人

believe in                                   信仰，信任，对----有信心

e.g.  we believe in his ability.

 

belong  [ bi'lɔŋ ] v 属于，归类于 常与 to 连用

belong to                        属于―――

e.g. that dictionary(字典) belongs to me.

 

benefit   [ 'benifit ] n 利益，好处  good thing, help    pl. 表示救济金

                  v 有益于，有组于，常与from ,by 连用

for one’s benefit                          为了某人的利益

benefit from                               受益于

e.g.  what can i benefit from it?

 

birth  [ bə:θ ]   n  1出生，诞生delivery    2出身background   3起源beginning

give birth to 生育，产生        at birth 在出生时         by birth 生来 天生的

e.g.   she gave birth to a fine healthy baby.

 

bit   [ bit ]   n 一点，少许，小块   

a bit of  一点儿的，                      bit by bit   一点点地，渐渐地

e.g. you've caught a bit of a cold.  有点感冒

 

blame  [ bleim ] n 1责备complaint，2过错,责任  v 1责怪 criticize ,2把---归咎于

blame sb for sth                           因为某事而责备某人

blame sth on /to sth                       把---怪到---头上

be to blame                                应受谴责

e.g. either he is to blame or i am.  不是他该受责备就是我该受责备。

 

 

 

block [ blɔk ]  n 1大块（石料，木料，冰等）piece  2街区，3障碍物  arrier

                v 妨碍   阻塞   prevent

  block off      封锁                  block up     堵塞，

e.g.  the road was blocked by a huge rock.(大石头)

 

boring [ 'bɔ:riŋ ]  adj  令人烦恼的，单调沉闷的，dull   uninteresting  unexciting

e.g. it is boring to listen to the same story.

 

borrow [ 'bɔrəu ]  v  借，借入    borrow----from /of  sb  向某人借

e.g.  may i borrow the pen from you? 

 

bother [ 'bɔðə ]  v 打扰  烦扰 disturb ,trouble   n 麻烦difficulty ,讨厌的人/事

bother with 为……而费心   don't bother 不用这么麻烦！   bother about 烦恼

e.g. don't bother about meeting me.

 

brain  [ brein ]  n   大脑 智慧 pl.  智力

brain wave  脑电波        brain death 脑死亡  

brain cell 脑细胞         rack one’s brains   绞尽脑汁

e.g.  i advise you have a brain scan.（扫描）

 

branch  [ brɑ:ntʃ ]  n  （学科）分科，分支 ,  分别   department   division

a branch of knowledge      学科

e.g.  he cut away (剪断)the dead branch.

break  [ breik ]  v  broke   broken  breaking

1打破    break a record ，中断 中止

                 2违法（法律规定等） break the law

              n   中断，间歇

break away from 脱离----放弃-----   break away from the old traditional ideas

break down (机器)损坏,故障 倒塌 (精神)崩溃,夸    a nervous break down

break in(to)  闯入 强行进入 打断  插嘴 

break off     中止，中断

break out ==erupt  发生 爆发    the war broke out after a long period of peace.(长期和平)

break  through  突破

break up        打碎  分裂 结束

have a break    休息

e.g.  there is a break during the performance(演出) for the audience（观众） to take a rest.

breakfast  [ 'brekfəst ]  n  早饭     have /eat breakfast   吃早饭

breakthough [ 'breikθru: ] n 突破

 

breath  [ breθ ] n 1呼吸，气息  2 一口气，一瞬间

catch one’s breath                喘过气来

hold one’s breath                屏住呼吸

out of breath                    上气不接下气

e.g.  i was out of breath after running for the bus.

 

bring  [ briŋ ]  v brought ,brought ,bringing 拿来，带来，产生，引起

bring about   引起 带来 产生                   

bring forward     提出（建议，结论，观点等）   

bring up  抚养，教育

bring out    出版，生产           

bring to 使恢复知觉

bring on 引起，导致，使前进

e.g.  i forget to bring my umbrella.（雨伞）

 

build  [ bild ]  v  built , built ,building 建造，建筑，增大，增强

   build up  ----develop/grow/increase/rise逐步建立 逐步加强      

  build on/upon    把---建立于 以---为基础     build of     用---建造  

e.g.  that house is built of bricks.砖

building [ 'bildiŋ ]   n 建筑物

 

burn [ bə:n ]   v  burnt/burned   burnt/burned  burning  燃烧，烧伤

               n  烧伤，灼伤

burn out  烧坏，烧光    burn up   烧起来，烧完  

burn---to ashes    把—化为灰烬       burn oneself out    精疲力竭

e.g.  i feel i hardly (几乎不)burn out today.

 

busy  [ 'bizi ]  adj   1忙碌的，2热闹的 3（电话）占线

 be busy with (about ,in)          忙着做---

 be busy (in ) doing sth           忙着做---

 keep sb busy                    使某人忙碌

e.g. he is busy with research work. 研究工作

 

but [ bʌt ]  prep  除，去，conj 但是，可是，而   adv 几乎 仅仅

 but for   要不是     not only ---but also ----    不但---而且----

not ----but ---       不是---而是-----      all but  几乎，除了，差不多

can not but (do )     不得不---    不得不----

e.g. we can't but face the reality.现实

 

buy [ bai ]  v bought  bought  buying  购买  交易  purchase

e.g. money can't buy happiness.

 

by [ bai ] prep 1  靠近，在----一边    a house by a river

                2 不迟于               be back by ten o’clock.

                3 经—由--- 取道，     they went by the church.

                4 通过---（方式，手段）达到 they arrived by air.

                5 根据，按照            to go by the book

                6 由，被                i know her by chance.

     by + air ,sea ,plane ,bus ,   乘-----

     by and by       渐渐地，不久