8535.biodegradable(形)生物所能分解的
We are asked to use the biodegradable plastic goods.
我们被要求使用可分解的塑腔制品。

8536.biography(名)传记
If it's not under sport, try looking under biography．
我是在运动类中查不到，可以查查传记娄。

8537.biotechnology(名)生物工程学
不可数
Collins held a major international biotechnology forum in France this week.
科林斯在本周于法国召开一个重要的国际生物技术研讨会。

8538.bland(形)无刺激性的、淡而无味的
同义词insipid
Bland vegetables are often served with a piquant sauce.
清淡的蔬菜常以辛竦的调味料调味。

8539.blizzard(名)大风雪
When the blizzard closed the airport,stranded travelers were put up in local schools.
暴风雨封锁机场的时候，无依无靠的旅行者们就住在当地的学校里。

8540.blassom(动)开花；发展成
That small fishing village had now blossomed into an important port.
那个小渔村现在已经发展成为一个重要港口。

8541.blot(名)污点；污渍
Kevin's involvement in the scandal is a blot on his reputation.
凯文因卷入丑闻，在名誉上留下了污点。

8542.blueprint(名)蓝图、设计图
The construction of a music hall is still on the blueprint stage.
音乐厅的建造还在筹划的阶段中。

8543.blunder(名)放大错、出漏子
He committed an astonishing blunder.
他犯了一个惊人的错误。

8544.blunt(形)钝的；直率的、直言不讳的
Let ma ask a blunt question.
允许我问一个直率的问题。

8545.board(名)委员会、董事会；布告牌
He has recently joined the board of the company.
他最近加入了该公司的董事会。

8546.bohemian(名)放荡不羁的文化人、不收束缚的人
Mr. King was highly educated,but was a Bohemian down to his boots.
金先生受过良好的教育，但他是一个极其脱俗不拘小节的人。

8547.bombard(动)不断攻击、向……连续提出
The mayor was bormbarded with questions．
人们向市长不断地提出许多问题。

8548.bombastic(形)夸张的
同义词exaggeracive
The candidate spoke in a bombastic way of all that he would do if elected.
候选人大肆吹嘘，一旦他当选将会如何做。

8549.bonus(名)额外津贴、特别补助
The firm offers her a ganerous bonus as a sweetener.
公司提出绐她一笔可观的红利借以拉拢她。

8550.boom(名)商业……等的景气繁荣，政治形势……的突然好转
He made his pile during the property boom.
在房地产生意兴隆期间他发了大财。

8551.botanist(名)植物学家、专门研究植物的人
Mandy's father is abolanist.
曼蒂的爸爸是位植物学家。

8552.bouquet(名)花束、一束花
They were heartily applauded and received bouquets from a group of young Pioneerts．
大家热烈鼓掌欢迎他们，一群少先队员向他们献上花。

8553.boycott(名)联合抵制、拒绝参加
不可数
The boycott was a success and Dr.King had showed that peaceful movement could bring about change．
这次成功的抵制行动使金博士表明了非暴力的群众斗争能够改变现状。

8554.branch(名)树枝；支流；分支
English is a branch of the Germanic family of languages.
英语是日耳曼语系的一个分支。

8555.break(名)暂停、休息(动)破坏；违反
不规则变化broke, broken
(名):There is a ten-minute break between the classes.
课间休息十分钟。
(动):Don't break the rules.
不要破坏规定。

8556.breakdown(名)精神、体力等的衰弱、崩溃
不可数
His frequent depressions were the prelude to a complete mental breakdown.
他经常抑郁寡欢，后来精神完全崩溃了。

8557.breakthrough(名)突围；突破性进展
My expectation is that we'll have a breakthrough in medical treatment.
我预计在医疗方面我们将取得一次重大突破。

8558.breed(动)生产、孕育
不规则变化bred bred
Rabbits breed quickly.
兔子繁殖快。

8559.bribe(名)贿赂
By taking bribe the judge made a burlesque of his high office.
那位法官受了贿赂，嘲弄了自己的崇高地位。

8560.brief(形)短暂的、简短的
同义词short
He arose and made a brief speach.
他站起身来作了一个简短的演讲。

8561.briefcase(名)公事包
My briefcase was beginning to gather dust.
我的手提箱积了一堆的灰尘。

8562.briefing(名)简报会议；说明会
不可数
Before the meeting, the general secretary gave the representatives a briefing.
开会之前，秘书长先向代表们简单地说了一下情况。

8563.broadcast(动)广播、播送
不规则变化broadcast,broadcast
They broadcast an urgent storm warning.
他们广播了一则紧急暴风雨的警报。

8564.broadsheet(名)大幅单或双面印制品
不可数
The newspaper of Britain can be traditionally divided into two kinds: broadsheet and taboid.
英国的报纸一般可分为两类：大幅报纸和小幅报纸。