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

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	canon of professional ethics canon regular canoness canonic canonic generation canonical canonical canonical canonical canonical algebra canonical assemblage canonical bilinear form canonical block canonical choice canonical class canonical cohomology class canonical commutation canonical congruence canonical coordinate canonical coordinates canonical correlation canonical cross section canonical data model canonical decomposition canonical derivation

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