It would be an abortive effort to try to close this wide price gap in vain.
设法缩小这样大的价格差距将是徒劳的。

The vain man always believes what he does is absolutely correct.
自负的人总是认为他做的一切都是绝对正确的。

and any attempt to articulate the Absoluteness of such beauty would be in vain.
任何想要淋漓尽致地表现这种绝美的企图都将是徒劳。

I came home and tried to access the account through internet in vain.
我回家试图从网络上查看那个账号，只不过是枉费心机。

He proposed to himself to achieve what hitherto he had been promised in vain.
他决定要完成一件至今尚无希望的事情。

continue vainly trying to achieve sth in spite of several unsuccessful attempts
尽管屡次失败，仍然枉费心机地试图做成某事

He was not vain, but he was quietly proud of his literary achievements.
他并不自负，但暗地里却为自己取得的文学成就而得意。

Action Embellish is knitted in vain, enhance skin flexibility.
作用润白去皱, 增强皮肤弹性。

The actor is so vain that he can never be satiated with adulation.
那个演员太爱虚荣以致奉承已不能使他满足。

We tried in vain to get the actors autograph.
我们白辛苦了一场没有得到那位演员的亲笔签名。

In vain the various actors tried to win the favour of the great stage Sultan.
许多演员指望博得伟大的舞台之王的赏识，可是都没有成功。

This attempt is actually in vain.
这种企图其实是徒劳无益的。

Of course, in addition to being smart, we're also an extremely vain species.
当然 除了聪明意外 我们也是十分自负的物种

He was a very vain guy that he would not admit that he had debt problem.
因为极自负, 他不愿承认果园有问题。

We admonished him, but our intentions were in vain.
我们好言好语地劝说他, 但从来没有效果。

He adored his mother and would never take her name in vain.
他很崇敬他的母亲，从不滥用她的名字。

But avoid profane, vain babblings, for they will advance to more ungodliness
但要远避世俗的空谈，因为这些空谈必进而成为更不敬虔。

O give us help against the adversary, For deliverance by man is in vain.
诗6011求你帮助我们攻击敌人，因为人的帮助是枉然的。

In vain he craves advice that will not follow it.
不听劝告的人, 求人指点也是空。

She is one of those vain people who never take others' advice.
她属于那种自负得从不听别人劝告的人。

I advised my husband to give up smoking, but in vain.
我劝我丈夫戒烟，但徒劳无益。

The aery but vain felling have no, saving only of that continues to long for to also become memory.
飘渺而虚幻的感觉没有了，仅存的那点依恋也成为记忆。

In the eye of the Buddhist, every worldly affair is vain.
在佛教徒的眼里，人世上一切事情都是空的。

Judging from her cold expression, I am afraid the affair will end in vain.
看她冷眉冷眼的样子, 估计这事是办不成了。

Judging from her cold expression, I am afraid the affair will end in vain.
看她冷眉冷眼得样子，估计这事是办不成了。