She made a vain attempt to persuade him to lend her the money.
她想说服他借给她，结果白费口舌。
He could not bring himself to like the boastful, vain Arabella.
他无法让自己喜欢爱夸耀的、虚荣的阿拉贝拉。
He is kind of vain, and always feels ashamed to turn to others.
他这个人有些虚荣，总是耻于向别人求教。
chase across the city in a vain attempt to find their lost son.
他们在全城徒劳奔波, 无法找到失去的孩子。
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。
I agree. Colonel Harding's efforts should not have been In vain.
我同意。哈定上校得努力不应该被埋没。
They attempted in vain to modernise these antiquated industries.
他们企图使这些陈旧的工业现代化，结果劳而无功。
attempt in vain to slap together a counterrevolutionary alliance
妄图拼凑一个反革命同盟
The departments in charge attempt to deter poachers, but in vain.
有关部门试图震慑偷猎者，却徒劳而返。
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。
The next morning Archer scoured the town in vain for yellow roses.
第二天早上，阿切尔找遍了全城也没找到黄玫瑰。
The vain ambition of my youth has become a fate upon me in old age.
我青春时代的狂想野心, 已成了我暮年不能摆脱的命运。
The rock against which the hordes of Asia dashed themselves in vain!
这个使亚洲得乌合之众碰得头破血流得巨石!
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。
She closed her eyes tightly in a vain attempt to hold back the tears.
她紧闭双眼，却无法忍住眼泪。
It is in vain for a boy to attempt to hide himself fromthat young man.
哪个小孩儿也休想躲得过那个小伙子。
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。
Her entreaties were vain, and I was appointed to supply the deficiency.
她的请求是白费的，我奉命来补这个缺。
On the fifth day he flapped his legs madly in a vain attempt at flying.
第五天他疯狂地拍打他的大腿试图飞起来，但这只是徒劳。
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。
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。
Alchemists searched in vain for this substance for several hundred years.
炼金术士探寻这种物质达数百年之久而终无所获。
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。
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。
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。
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