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- I will lose no time in vain regret. 我不会在徒然的后悔中失去时间。
- It is vain to attempt to root out heresy by force. 试图用暴力消除异端邪说是徒劳的。
- I regret having to make so many staff redundant. 我很遗憾不得不裁减这么多职员。
- I sought to persuade him, but in vain. 我试图说服他，但无效。
- I tried to make his peace with her, but in vain. 我试图使他与她和好，但还是白搭。
- She is vain and foolish, and yet people like her. 她自负而愚蠢，然而人们喜欢她。
- I regret not completing the inventory on time. 我很遗憾没有按时填好库存单。
- Please accept my regrets at having to refuse. 恳辞，谨致歉意。
- I tried to console her, but in vain. 我试着去安慰她，但是无效。
- Shelley had no regrets for his actions. 雪莱对他的行为一点都不感到后悔。
- She's vain and foolish, and yet people like her. 她自负又缺少智慧，然而人们喜欢她。
- He wasted his life in the vain pursuit of pleasure. 他为了追求享乐而白白虚度了一生。
- They made vain attempts to reach the mountaintop. 他们几次徒然尝试想攀登山顶。
- I regret to say it's not possible. 很抱歉这是不可能的。
- All our entreaties were in vain. 我们的乞求全是枉然。
- We informed her with regret of our decision. 我们遗憾地把我们的决定通知她。
- They endeavoured to make her happy but in vain. 他们尽量使她快乐，却徒劳无功。
- We tried in vain to make him change his mind. 我们想使他改变主意，结果是白费心机。
- Seize the chance, otherwise you'll regret it. 抓住这个机会，否则你会后悔的。
- Hullo! Who's that, taking my name in vain? 喂！是谁在那儿议论我？
