40. bias  ['baɪəs]

v./n.(使有)偏见,成见

例句：

His family background biases him against businessmen.他的家庭背景使他对商人抱有偏见。



41. biotechnology  [ˌbaɪə(ʊ)tek'nɒlədʒɪ] 

n.生物科技  

例句：

Professor Lee is an expert in biotechnology, and you can ask him for advice.李博士是生物科技方面的专家，你可以让他给你一些建议。



42. bitch  [bɪtʃ] 

n.①母狗 ②泼妇 ③(sing.)难办的事 ④(sing.)怨言 vi.挖苦，(背后)说坏话

例句：

Tom never bitches about other members of his team.汤姆从来不说其他队员的坏话。



43. blond  [blɒnd]

a.金发的

例句：

Jeremy's mother stroked his blond hair as she gently kissed him on the cheek.妈妈抚摸着杰瑞米金色的头发，轻轻地吻着他的脸颊。



44. blueprint  ['bluːprɪnt] 

n.蓝图,方案

例句：

The plans for improving the financial system have only reached the blueprint stage so far.改善金融体系的计划目前尚处于筹划阶段。



45. bracket   ['brækɪt] 

n.①(圆)括号 ②托架 ③等级vt.①把……归为一类 ②将……相提并论

例句：

Their incomes are brought into a higher bracket.他们的收入已进入一个较高的等级段。



46. brag  [bræg] 

v.吹嘘

例句：

He bragged to his friends about his wealth.他向朋友炫耀他的财富。



47. breakdown   ['breɪkdaʊn] 

n.①故障 ②破裂 ③细目，分类

例句：

The breakdown of their marriage was not unexpected.他们婚姻破裂在预料之中。



48. broker   ['brəʊkə]  

n.①经纪人,掮客 ②股票经纪人

例句：

I connected him with the broker, and they made an arrangement between them.我让经纪人和他联系上了，而且他们之间也做了一个协议。



49. broke  [brəʊk] 

a.彻底破产的

例句：

There used to be a rubber estate there, but the company went broke and it was abandoned.过去那边有一个橡胶园，但是那家公司破产了，橡胶园也丢荒了。



50. brutal  ['bruːtl]

a.残暴的,野蛮的

例句：

She knew so little of the calculating, brutal world with which he was connected.她不大知道与他相牵连的那个斤斤计较的、残酷的世界。



51. buckle ['bʌkl]

v.压垮，压弯 n.皮带扣环

例句：

The steel pillars began to buckle.这些钢柱开始变形了。 



52. buck  [bʌk] 

n.①美元,澳元 ②雄性动物vi.(马等)猛然弓背跃起  

例句：

Come on, buck up, things aren't that bad!好啦，高兴点，事情还没那么糟糕！



52. buddy ['bʌdɪ] 

n.①伙伴,好朋友 ②老兄，老弟   

例如：

They are good buddies.他们是好朋友。



53. bully  ['bʊlɪ] 

v.①欺侮 ②胁迫n.恃强凌弱者

例句：

Don't let them bully you into working on Saturdays.不要让他们逼你星期六加班。



54. bumper  ['bʌmpə] 

n.保险杠a.异常大的

例句：

They hope readers will enjoy this bumper issue of "Homes and Gardens".他们希望读者会喜欢这一期特大号的《家园》。



55. bypass  ['baɪpɑːs]

n.①心脏搭桥手术 ②旁路,旁道

例句：

She underwent successful heart bypass surgery on Monday.她在周一已经成功接受心脏搭桥手术。



56. calf  [kɑːf] 

n.①小牛 ②小牛皮

例句：

The teacher introduced the different animals to the children: pony, puppy, chick, kitten, calf, and lamb.老师介绍给小朋友们不同的动物：赛马、小狗、小鸡、小猫、小牛和羔羊。 



57. calf  [kɑːf] 

n.(人腿的)腓，小腿肚

例句：

Press your thumb into the bottom of your calf muscle, hold for 5 seconds, and release.拇指按住，移向你的小腿肌肉，停留5秒钟，放开。



58. calling  ['kɔːlɪŋ] 

n.①使命感,责任感 ②事业,职业

例句：

The life of the integrity should have “three feelings”, sense of calling, lose feeling, the crisis feeling.完整的人生应有“三感”，使命感，失落感，危机感。



59. calorie  ['kælərɪ]

n.(热量单位)卡路里

例句：

A potato has about 90 calories.一个马铃薯大约有90卡路里。 



60. cardboard  ['kɑːdbɔːd] 

n.厚纸板

例句：

Each distribution centre has a place where plastic and cardboard are recycled.每个物流中心都有专门回收塑料和厚纸板的地方。



61. cherish  ['tʃerɪʃ] 

vt.①珍爱，爱护 ②怀有（好感）

例句：

Thankfully, you were always there to help, and I will always cherish that.幸亏，总是有你在旁协助，而我将永远珍惜这份情谊。



62. cholesterol  [kə'lestərɒl]

n.胆固醇

例句：

Like many other Japanese foods, sushi tends to be low in fat, cholesterol, and calories.像许多其他日本食物一样，寿司是倾向于低脂肪、低胆固醇和低卡路里的。



63. chore  [tʃɔː] 

n.①杂务 ②乏味无聊的工作

例句：

We share the domestic chores.我们分担家务。



64. clarity  ['klærəti]

n.①清晰,清楚 ②清晰的思维能力

例句：

She had only visited the village once, but remembered it with surprising clarity.她只到过这个村子一次，对它的记忆却清晰得让人吃惊。



65. climax  ['klaɪmæks]

n.顶点,高潮  

例句：

When the play reached its climax all  the audience were moved to tears.当比赛达到高潮时，所有的观众都感动得留下眼泪。



66. clothe  [kləʊð] 

vt.①给……穿衣服 ②给……提供衣服

例句：

He tugged all the year round to feed and clothe his family.他终年为全家提供衣食而劳碌。



67. clown  [klaʊn] 

n.①小丑 ②笨拙的人vi.扮小丑  

例句：

The children are diverted by the clown.小丑把孩子们逗乐了。



68. coherent  [kəʊ'hɪərənt] 

a.条理清楚的,合乎逻辑的

例句：

His interpretation is coherent and intelligible. 他的翻译通顺易懂。



69. cohesion  [kəʊ'hiːʒn] 

n.内聚性,凝聚力

例句：

There was no cohesion and there was no one person in charge.没有任何凝聚力，也没有任何一个人来主管。



70. collaborate  [kə'læbəreɪt] 

vi.合作，协作  

例句：

Researchers are collaborating to develop the vaccine.研究人员在合作研发疫苗。



71. colon  ['kəʊlən] 

n.①冒号 ②结肠

例句：

Just as tobacco causes lung cancer, processed meats are linked to colon cancer.正如烟草导致肺癌，加工过的肉类也与结肠癌有关。



72. comma  ['kɒmə] 

n.逗号

例句：

A comma is sometimes used to set off a clause in a sentence.逗号有时用来隔开一个句子中间的从句。



73. commodity  [kə'mɒdəti] 

n.商品,货物  

例句：

Commodity prices fell sharply.商品价格急剧下跌。



74. commonplace  ['kɒmənpleɪs]

a.平凡的，普通的 n.常见的事物

例句：

Travel by air is commonplace now.坐飞机旅行现在很平常。



75. commune  ['kɒmju:n]n.  [kə'mju:n]vi.

n.①公社 ②(法国等国家)最小的行政区 vi.和……交流

例句：

She would happily trot behind him as he set off to commune with nature. 他出去亲近大自然的时候，她就会一路小跑，快活地跟在他后面。



76. comply [kəm'plaɪ] 

vi.遵从，服从

例句：

The factory was closed for failing to comply with government safety regulations.工厂因为没有遵从政府的安全规章而被关闭了。



77. comprehend  [ˌkɒmprɪ'hend]

v.(充分)理解，领悟

例句：

The child read the story but did not comprehend its meaning. 那孩子看了那篇故事，但是没领会它的意思。



78. conform [kən'fɔːm] 

vi.(to,with)遵守

例句：

All members of the club must conform to its rules. 俱乐部全体成员均须遵守其规定。



79. conscientious  [ˌkɒnʃi'enʃəs]

a.勤勤恳恳的

例句：

Virginia was still struggling to be a conscientious and dedicated mother. 弗吉尼娅还在尽力成为一位勤勤恳恳、全心奉献的母亲。



80. consolidate [kən'sɒlɪdeɪt] 

vt.①巩固,加强 ②合并

例句：

The recent success of their major product has consolidated the firm's position in this market.公司的主要产品近来获得的成功加强了它在市场的地位。