白费

All his efforts were thrown away.

他的努力都白费了.

Don't waste words on that fellow.

不要同那家伙白费口舌.

The results of years of work went down the drain.

多年工作的成果全都白费了.

It became obvious that all her complaints were in vain.

很明显她所有的抱怨都是白费口舌。

Mr. Taylor's present behaviour stultifies his previous efforts.

泰勒先生目前的行为使他过去的努力全白费了。

All my efforts were vain.

我的一切努力都白费了.

He was at his wits'end , having worked a year for nothing.

他哭不得笑不得, 一年的气力白费了.

To argue with him is like beating the air.

和他辩论是白费气力.

All my trouble went for nothing.

我的一切辛苦都白费了.

Their efforts over the past years have been largely misdirected.

他们过去几年的努力大都白费了。

We tried in vain to make him change his mind.

我们试图使他改变主意,结果是白费心机.

If Michael won, he would undo everything I have fought for.

如果迈克尔赢了，那我一直以来努力争取的一切都将白费。

A wrong approach means a waste of effort.

路子不对等于白费劲儿.

The tone of her voice told him he was wasting his breath.

她的语气使他明白他是在白费口舌。

In making that plea he will breathe in vain.

他做那种恳求是白费口舌的.