白费

例句与用法

They wo n't listen , so do not waste your breath telling them .
他们听不进去，不必和他们白费唇舌了。
David tried to explain the situation to him and got nowhere .
戴维曾试图把情况对他解释一下，可是白费。
I am afraid, nelly, i shall lose my labour, he muttered to me .
耐莉，恐怕我要白费劲了，他小声对我说。
It seemed him that all he had suffered had been sheer waste .
他觉得，他所遭受过的全部痛苦已经完全白费了。
Her entreaties were vain, and i was appointed to supply the deficiency .
她的请求是白费的，我奉命来补这个缺。
You're led on a wild goose chase if you look for an apartment in the papers .
如果你指望通过报纸找到公寓，那是白费劲。
To win him by flattery would be an effort worse than useless .
想用笼络手段来赢得他的好感，准是比徒劳还要不如的白费劲。
The efforts and sacrifices of the people in this war have not been in vain .
这次战争中人民所作的努力和牺牲是不会白费的。
Her father tried to persuade her to go back home with him, but in vain .
她父亲还想劝她和他一起回家，可只是白费唇舌罢了。
The papal captain have vainly endeavoured to induce his wife to remain behind him .
教廷的队长曾白费力气地试图说服妻子留下不去。