It's not luckiness to get the best finally. Sometimes, you should be at pains to have the haphazard meeting.

最后得到好东西，不是幸运，有时候，必须有前面的苦心经营，才有后面的偶然相遇。

youdao

As usual, he will be at pains to stress that his country wants only peace, but whether China continues its serene rise depends to some extent on how well it understands America and vice versa.

一如既往，他必将竭尽所能地表明中国想要的只有和平。但中国是不是真的和平崛起，从某种角度上说，要取决于中国对美国的理解到底有多深，反之亦然。

youdao

Serbian and EU officials are at pains to insist that there is no link between Kosovo's future and Serbia's EU aspirations, but in the long run there must be.

塞尔维亚和欧盟官员煞费苦心地强调，科索沃的未来和塞尔维亚对加入欧盟的热望之间没有联系，但是从长远来看一定如此。

youdao

In America Mr Hu will be at China's usual pains to stress it wants only peace.

ECONOMIST: Wary detente between China and America

Since then, Mr Rubinstein has been at pains to be seen to be tough, aware that any perceived soft-pedalling of politicians' peccadillos will instantly be challenged in the High Court.

ECONOMIST: Israel

Mr Cheney was certainly at pains to be diplomatic.

ECONOMIST: Mr Cheney's visit was not too tetchy��for an election year