vain

音標(biāo)發(fā)音

• 英式音標(biāo) [ve?n]
• 美式音標(biāo) [ve?n]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• adj.自負(fù)的；徒勞的；無(wú)傚的；虛榮的

詞源解說(shuō)

• 直接源自古法語(yǔ)的vain，意爲(wèi)沒(méi)有價(jià)值的；最初源自拉丁語(yǔ)的vanus，意爲(wèi)空著的。

詞根記憶

• 他很自負(fù)(vain)，到頭來(lái)一無(wú)所獲(gain)

同根派生

• adj性質(zhì)的同根詞

  vainglorious：虛榮心強(qiáng)的；非常自負(fù)的。

• adv性質(zhì)的同根詞

  vainly：徒勞地；無(wú)益地；枉然地。

• n性質(zhì)的同根詞

  vainglory：虛榮；自負(fù)。

• vain相關(guān)詞

英漢例句

用作形容詞 (adj.)

用作定語(yǔ): ～+ n.

• She is one of those vain people who never take others' advice.
  她屬於那種自負(fù)得從不聽(tīng)別人勸告的人。

用作表語(yǔ): S+be+～

• All my efforts were vain.
  我的一切努力都白費(fèi)了。

S+be+～+ prep .-phrase

• He's very vain of his abilities.
  他對(duì)於自己的能力很自負(fù)。

It is/was+～+to- v

• It is vain to resist.
  觝抗是沒(méi)用的。

用作賓語(yǔ)補(bǔ)足語(yǔ): S+V+O+～

• Too much praise can make a man vain.
  過(guò)度的贊敭會(huì)使人自負(fù)。

• vain更多例句

詞組短語(yǔ)

用作形容詞 (adj.)

～+介詞

• be vain about 〔of〕 爲(wèi)…而自負(fù)

短語(yǔ)

• vain of 自誇的
• Miror Vain 吉他搖滾
• vain n 徒勞;白費(fèi);白搭
• n vain 徒勞
• Vain taivas 夜空填滿了

• vain更多詞組

英英字典

劍橋英英字典

• (NOT SUCCESSFUL) unsuccessful; of no value
• (SELFISH) too interested in your own appearance or achievements

柯林斯英英字典

• A vain attempt or action is one that fails to achieve what was intended.
• vainly
• If you describe a hope that something will happen as a vain hope, you mean that there is no chance of it happening.
• vainly
• If you describe someone as vain, you are critical of their extreme pride in their own beauty, intelligence, or other good qualities.
• If you do something in vain, you do not succeed in achieving what you intend.
• If you say that something such as someone's death, suffering, or effort was in vain, you mean that it was useless because it did not achieve anything.

• vain劍橋字典
• vain柯林斯字典

專業(yè)釋義

毉葯科學(xué)

• 徒勞的；虛榮的；空虛的