1. bring sth. to a close 終結……
例句:A domestic robot which can be left indoors to clean carpets could bring to a close nearly a century of manual vacuum cleaning.
一種可留在家里自行清潔地毯的家用機器人的發明或將終結長達百年的手動真空吸塵器的清潔歷史 。
2. gain an/the upper hand 在……占上風
例句:China made that promise as part of efforts to gain the upper hand in global climate-change negotiations.
中國的這一承諾在一定程度上是為了爭取在全球氣候變化談判中占據上風 。
3. call for 呼吁
例句:He was one of the first Western politicians to call for an end to apartheid.
他是第一批呼吁終止種族隔離的西方政治家之一 。
4. in vain 徒勞
例句:We have tried to solve the problem in every light of which it is capable; but it has been all in vain.
我們已經從每一個可能的角度去嘗試解決這個問題了,到頭來卻都是竹籃打水一場空 。