大学英语六级考试核心词汇及例句分析(3)

　　六级考试核心词汇及例句分析b

　　bacteria n.细菌(05-1)

　　ban v.禁止

　　The machines contain high levels of lead and other hazardous substances, and are already banned from California landfills .

　　barrier n.障碍(07-12)

　　Young blacks, whose unemployment rate stands today at 50 96, will find another barrier in front of them.(90-6)

　　She wrote poetry that broke through national barriers.(06-6 听)

　　be aware of 1.知道(08-12)

　　Workers should be aware of the potential dangers at the workplace.

　　behavior n.举止, 行为

　　Human behavior is mostly a product of learning, whereas the behavior of an animal depends mainly on instinct.

　　人类的行为主要是学习观察的结果，而动物的行为则主要依赖于本能。

　　benefit n.利益促进或增强福利的东西;好处

　　E-books have so many benefits that they will replace traditional books.

　　benign adj.和蔼的;温和的;慈祥的

　　bias n.偏见;成见

　　The Oxford dictionary can therefore stand more vigorous scrutiny for cultural bias than the Longman publication because the latter does not hesitate about viewing the rest of the world from the cultural perspectives of the English-speaking world.

　　Researchers who are unfamiliar with the cultural and ethnic groups they are studying must take extra precautions to shed any biases they bring with them from their own culture.

　　biotech n.生物工艺学

　　She now works in the biotech forestry division of a major paper company.

　　blame v.谴责;归咎

　　The mother didnt know who to blame for the broken glass.

　　blond adj.金发的

　　board n.木板 vt.供膳食;搭乘(飞机，船等)交通工具(07-12)

　　Susan stood motionless at the end of the diving board, hands at her side, heels slightly raised, every muscle anticipating action.

　　When you board a plane, a machine may soon be scanning more than your bagsit may be studying your face.

　　boundary n.界线;边界

　　burden n.负荷;负担(99-6,00-6)

　　British universities, groaning under the burden of a huge increase in student numbers, are warning that the tradition of a free education is at risk.