您要查找的是不是：
- 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。
- It is vain to hold on your own view. 固执己见是没有用的。
- It is vain now to speculate about the reasons for this. 现在推测其缘由毫无用处。
- It is altogether vain to learn wisdom and yet live foolishly. 枉自学聪明，却做愚蠢事。
- My sister is very ramstam,it is in vain to change her mind. 我妹妹很固执，你要她改变心意根本就是白费力气。
- It is in vain to cast your net where there is no fish. 在无鱼之处空撒网，徒劳无功。
- It is absurd to go out in such terrible weather. 在这麽恶劣的天气里出去太荒唐。
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- It is now our aim to set up a factory. 我们现在的目的是创办一座工厂。
- It is very unwise for the girl to marry him. 这女孩嫁给他是很不明智的。
- It is wrong of you to bully the child. 你不该欺侮那个孩子。
- Wherever it is possible, he tries to help. 只要有可能，他总是设法帮忙。
- It is often unpleasant to see an anomaly animal. 见到一只畸形动物常常会使人感到不快。
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- It is in vain for you to control me. 你别想控制我。
- It is not easy to get a foothold as an anchorman. 一个电视节目主持人要站住脚可不容易。
- It is a systematic attempt to strengthen our competitive ability. 那是为增强我们的竞争能力而作的有计划的努力。
- It is better to express your anger, rather than bottle it up. 生气宁可发泄出来而不要闷在肚内。
- It is never wise to come between a man and his wife. 干预人家夫妇间的事是不智的。
- It is rash to cross the street without looking both ways. 不朝两边看看就穿马路是莽撞的。
