I'll talk to him, but it will do no good.

我会和他说的，但不会有用。

They said the meeting would do no good.

他们说开这会没有什么好处.

Your dejection will do no good to your health.

你的沮丧情绪于你的健康不利.

Gentlemen, you're on the wrong tack. Conciliating the government will do no good.

诸位先生，你们走错路了，跟政府妥协是没有什么好处的。

But from what you say, the Duchess pointed out, her poise for the moment recovered, it would do no good. The car would be discovered in any case.

但照你所讲的情况看来，此刻已恢复了往日镇定自若的神态的公爵夫人指出，那根本没用，反正车子迟早会被人发现的。

Her mother tried several other markets but came up empty-handed. She said she tried to reassure her mother that the salt would do no good anyway.

她妈妈试了其他几家超市但是都空手而归。