He cleaned up the garbage on the ground vainly .

他徒劳地收拾着地上的垃圾。

He tried vainly to stir up my relationship with my wife.

他妄图挑拨我和妻子之间的关系。

I tried vainly to take him out of here.

我试图把他带出去，但没有成功。

He shouted after them, vainly trying to attract their attention.

他在他们的后面高喊，想引起他们的注意，却是徒劳。

He hunted vainly through his pockets for a piece of paper.

他徒劳地摸索着自己的口袋想找到一张纸。

The criminals vainly sought concealment from the searchlight.

罪犯们试图躲开探照灯光，纯属徒劳。

He then set out for Virginia for what he vainly hoped would be a peaceful retirement.

于是他出发前往弗吉尼亚，徒然地希望这会是一次平静的引退。

He vainly hope to travel round the world on foot.

他梦想步行周游世界。