英语词汇labor in vain是什么意思，labor in vain的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-电脑手机教程网

单词	labor in vain
释义	DEFINITIVE EXAMPLES 权威例句〔labor〕She has labored in vain to convince them to accept her proposal.她努力说服他们接受她的提议，最终是白费力气。韦氏高阶
随便看	mendacious mendacious mendacious mendacity mendacity mendacity mendacity mende Mende mende-speaking mended mended mended mendel Mendel mendel mendel Mendel reaction Mendel's law mendel's law mendel's law mendel's laws Mendel's reflex Mendel's sign Mendel's test

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