大家都搜：
关键角色
1、key in───v.键入
2、antibodies play a key role───抗体起关键作用
3、key in ignition───点火钥匙
4、Key───n.钥匙；关键，密钥；（键盘乐器或电脑键盘的）键；调，声调，色调；答案；图例；扳手；销子，楔，栓；翼果；板条间首层灰泥；（篮球）罚球区；低岛，礁；adj.关键的，主要的；n.(Key)（美）基（人名）；vt.键入，用键盘输入；用别针等固定；使与……符合或关联；使……与……共处，相安无事；用钥匙将汽车表面划坏；将（表面）弄粗糙；给（广告）加识别码；成为获得……的关键
5、playa role in───在…中扮演角色
6、key role───关键作用
7、in the key───在钥匙里
8、key in on───输入on
9、a role in───在…中的角色
1、When wolves later reached the island, naturalists widely assumed that the wolves would play a key role in controlling the moose population.───博物学家们普遍认为，当狼群之后抵达该岛时，它们将在控制驼鹿数量方面发挥关键作用。
2、The 18-year-old came out on top of the coaches' vote for the award after playing a key role in helping United reach the FA Youth Cup final.───这位18岁的球员在教练组投票中力拔头筹，在球队征战青年足总杯决赛中也发挥了重要作用。
3、American Cinematographer has played a key role in providing me with insight about cinematographers and their artistry.───美国电影摄影师协会培养了我对电影摄影师和他们的艺术的敏锐的洞察力。
4、Shipping rates play a key role in that calculus as well due to the sheer length of the trip from a mine in West Virginia to a port in China.───考虑到从西弗吉尼亚产煤区到中国港口的遥远运输距离，运费也在美国煤矿公司的这一评估过程中扮演着重要角色。
5、so much at stake, the Inuit are determined to play a key role in teasing out the mysteries of climate change in the Arctic.───如此多的危险，因纽特人决心在揭开北极气候变化之谜方面发挥关键作用。
6、was a different story in Russia, where the St. Petersburg Academy of Science played a key role in creating fireworks displays for the court.───在俄罗斯则是另一番景象；在那里，圣彼得堡科学院在为最高法院举办烟花表演上发挥了关键作用。
7、A woman's age plays a key role in her ability to get pregnant, but a landmark study now shows that dad's age may be just as important.───女人的年龄在受孕能力上扮演很重要的角色，但是一个里程碑的研究表明，爸爸的年龄也同样重要。
8、It is often said that we are entering a new age of information, and knowledge plays a key role in this age.───它时常被说我们正在进入一个数据的新年龄，而且知识担任这年龄的一个主要角色。
9、Keyman insurance recognises that any business is likely to have one or two members who play a particularly key role in the company.───关键人物保险认识到，任何企业可能有一个或两个成员谁发挥了特别重要作用的公司。
1、Dreaming has a key role in psychoanalytic theory.
2、Music and arts have always played the key role in my life.
3、The United States played a key role in getting the hostages released.
4、She played a key role in the dispute.
5、Technology also plays a key role in lowering our costs.
6、Thus, product prices play a key role in determining the expenditure patterns of consumers.
7、She is now certain to play a key role in federal elections later this year.
8、Churches are taking a key role in the democratic process.
9、It also plays a key role in technical evaluations.