He suffered a serious injury that obliged him to give up work.

他受伤严重，不得已只好放弃工作。

《牛津词典》

But he knows he is not a great tennis player, and that's O.K. with him - it doesn't mean he will give it up because he is not world class, or line up a pro to work with him seven days a week.

但是他知道他永远不可能成为一个伟大的网球选手，这没关系——并不是说成不了世界一流他就不做这件事了，或者专门请一个专家跟他天天工作在一起。

youdao

But he knows he is not a great tennis player, and that's O. k. with him - it doesn't mean he will give it up because he is not world class, or line up a pro to work with him seven days a week.

但是他知道他永远不可能成为一个伟大的网球选手，这没关系——并不是说成不了世界一流他就不做这件事了，或者专门请一个专家跟他天天工作在一起。

youdao

Instead he's urging lawmakers to give him until September to see if the current troop increase will work -- but a growing number of his fellow Republicans are telling him time is running out and they want a course change sooner than September.

CNN: Bush: Iraq benchmarks report 'cause for optimism'

Please give him a big round of applause. (Applause.) He is doing outstanding work.

WHITEHOUSE: President Obama Speaks on the Economy

If he walks on a bit farther, this time towards the middle of the work, the sense of what surrounds him changes again to give the feeling of being inside a maze.

ECONOMIST: Richard Serra shows off his rings of steel