The sofa will serve as a bed for a night or two.

沙发可以当床凑合一两夜。

《牛津词典》

She was elected to serve as secretary of the local party.

她当选为地方党组织的书记。

《牛津词典》

The judge said the punishment would serve as a warning to others.

法官说这种惩罚将起到杀一儆百的作用。

《牛津词典》

The United States also offered to serve as a negotiator in several international disputes during the late eighteen hundreds.

VOA: special.2010.07.08

Kinases can, in many cases, serve as a mechanism for switching a protein on or switching a protein off.

激酶能够,在很多情况下,能够激活一种蛋白或者关闭一种蛋白

耶鲁公开课 - 生物医学工程探索课程节选

So Julius Caesar--if you were really going to be important in Rome, you had to serve as a general at some point.

所以恺撒。。。如果你要在罗马出人头地，就得参军成为将领。

耶鲁公开课 - 新约课程节选

Additionally, members of bank holding companies that have broker dealers cannot serve as so-called public representatives.

FORBES: Self-Regulation Hits The NYSE

They often have significant and liquid endowments that serve as collateral for the debt.

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Eventually, I decided on an area of lush turf, between two gorse bushes that would serve as windbreaks.

BBC: England��s ghostly South Downs Way