您要查找的是不是：
- You will try, try in vain to repeat windfall gain. 得意不宜再往。
- 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。
- He tried in vain to catch the butterfly on the flower. 他白费力气想抓住停在花上的蝴蝶。
- They tried in vain to open the locked door. 他们妄图打开锁着的门。
- She tried in vain to push through the crowd. 她怎么也无法从人群中挤过去。
- They tried in vain to buy off the opposition. 他们试图出钱使反对意见撤回，但没有成功。
- They tried in vain to whip the school into shape. 他们企图强制改革该学校，但没有成功。
- He tried in vain to push through the crowd. 他怎么也无法从人群中挤过。
- He tried in vain to write down the movement. 他妄图写文章诋毁这个运动，可是枉费心机。
- He tried in vain to bring his temper under control. 他徒劳地想控制自己的脾气。
- He tried in vain to memorize the poem. 他怎么背都没办法把那首诗背出来。
- They tried in vain to persuade her to go. 他们极力劝说她去，但枉费了一番口舌。
- I tried in vain to get Sue to come with us. 我想带苏一起来,但没办成。
- They tried in vain to frighten him with threats. 他们百般恫吓，依然无效。
- Try in vain to sleep 怎麽也睡不着.
- They tried in vain to bend the rules of the game. 他们篡改比赛规则的企图没有成功。
- They tried in vain to fix up their differences. 他们试图解决他们的矛盾,但没有成功。
- He tried in vain to clear himself of the suspicion. 他未能消除人们对他的怀疑。
- He tried in vain to get into contact with the local branch. 他试图与当地分部取得联络，但没有成功。
- John tried in vain to gloss over his faults. 约翰极力想掩饰自己的缺点,但是没有用。
