1.beverage n.饮料(any type of drink except water)
词根记忆：bever(喝)+age --喝的东西一饮料
例:food and beverages食品和饮料
2.biats n.偏见(prejudice)；偏心(preference);v.使有偏见(to give a settled and often prejudiced outlook to)
词根记忆：bi(两)+as --两者只取其--偏见
例:A political bias was evident in the newspaper article.
派生词：biased(a．结果有偏倚的)
3.bicker v.争吵，争论(to quarrel)
联想记忆：bick(看作brick砖头)+er--互相扔砖头--争吵
例:The services bickered unceasingly over their respective roles and missions.
4.bid n.出价，投标(an offer of a price)；投标的价格（the price offered）
例:They revise their procedure for making bids for federal contracts and subcontracts.//They lost the contract because their bid was too high.
派生词：bidder(n.投标人)
5.bifurcation n.分歧(difference )
例:The Geminid data between 1970 and 1979 show just such a bifurcation.
6.bilateral a.双边的（affecting two nations or parties)
词根记忆：bi(两)+later(边的)+al--双边的
例:The bilateraltalks between Russia and the U.S. produced an important agreement.
7.billing n.营业额(total amount of business within a given period)；广告(advertising)
例:billing cycle结账周期
8.bind v.捆绑(to tie or to fasten)；结合(to combine or be taken up especially by chemical action)；约束(to restrain as if with bonds)
发音记忆：“绑的”--绑着的东西是受约束的--约束
例:Western women were free from the constraints binding their eastern sisters.
9.biodegradable a．可由生物降解的(can be made to rot by bactena)
词根记忆：bio(生物)+degradable(能降解的)--可由生物降解的
例:Since most paper is entirely biod舯Idable, paper goods are environmentally preferable.
10.bioengineer v.生物工程制成（to modify or produce by bioengineering）；生物工程师
词根记忆：bio(生物)+engineer(工程师)一生物工程师
例:Plantings of cotton bioengineered to produce its own insecticide against bollworms,a major cause of crop failure, sustained little bollworm damage until this year.