1.stamp out 杜绝
The local government has made a drive to stamp out corruption among its staff.
地方政府发动了一场运动来清除腐败。

2.give up 放弃
The Coast Guard had given up all hope of finding the two divers alive.
海岸警卫队已放弃了两名潜水员生还的全部希望。

3.render 使...成为
It contained so many errors as to render it worthless.
太多的错误使之变得毫无价值。