do something in vain 徒劳地做某事
分类: 英语学习方法
Do something in vain
Definition: do something with no reason or chance at success
定义:徒劳地做某事
Peter feels his doing the job in vain.
皮特觉得自己做的工作是徒劳无效的。
Never feel you're doing something in vain. There's always a reason.
不要觉得你在徒劳地做某件事。事情总是有其存在的理由的。