青年中文vain的意思
vain中文翻譯：
adj.徒勞的；自負的；無結果的；無用的
vains───虛榮
Cain───n.兇手；殺兄弟者；該隱（亞當之子）
Jain───n.印度耆那教徒；adj.耆那教徒的；耆那教的；n.（印、美、英、加、澳）然（人名）
Main───adj.主要的，最大的，最重要的；n.（輸送水、煤氣等的）總管道，主管道；(themains)（水、電等的）供應，供應系統；電源插座；海洋，公海；主帆（mailsail的簡稱）；（擲骰子游戲中）叫數；斗雞比賽；n.(Main)（美）梅因（人名）
Wain───n.運貨馬車；北斗七星；n.(Wain)人名；(英)韋恩
ain───adj.自己的；n.(Ain)（馬、美、英）艾因（人名）
fain───adj.愿意的；強迫的；adv.樂意地，欣然地；n.(Fain)（美）法因（人名）
gain───n.增加；利潤；收獲；vt.獲得；增加；賺到；vi.增加；獲利；n.(Gain)人名；(英、匈、法)蓋恩
hain───海恩（地名）
I think he is shallow, vain and untrustworthy.───我認為他淺薄、虛榮、不可信。
He was self-important, vain and ignorant.───他自大、虛榮、而且無知。
He was vain and bombastic.───他既虛榮又浮夸。
He asked her again in the vain hope that he could persuade her to come(= it was impossible).───他又問了她一次，徒然指望著能說服她來。
A tight noseband is a vain attempt to disguise the fact that your horse is not ready for the things you are asking him to do.───緊的鼻革是徒勞的掩飾，它只能說明你的馬沒有準備好去做你要求他做的事情。
For if he had not hoped that they that were slain should rise again, it would have seemed superfluous and vain to pray for the dead.───如果他不希望那些死過的人還要復活，為亡者祈禱，便是一種多馀而糊涂的事。
Now grown up, for you; I am strong, and for you; I changed for you. I know it is all in vain!───現在長大了，為你；我堅強了，為你；我改變著，為你。只是我知道這一切都是徒然！
An attempt to preserve life in a state of neutrality and indifference, is unreasonable and vain.───試圖保持生活的中立和淡漠，是不明智的，徒勞的。
All our efforts to persuade the old man to leave the dangerous house were in vain.───我們極力勸說那位老人離開那棟危房，老人就是不聽。
She's very vain about her good looks.
’Tis altogether vain to learn wisdom and yet live foolishly.
An old dog barks not in vain.
She's just a vain, foolish woman.
I tried in vain to start a conversation.
They sought in vain for somewhere to shelter.
Parents campaigned in vain for her reinstatement.
We searched in vain for the missing child.
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