英语词汇“be upon one's mettle”的翻译、意思、用法、释义-英汉汉英词典

单词	be upon one's mettle
释义	be upon one's mettle 鼓起勇气，奋发，发挥最大的能力，准备尽最大的努力以上来源于：《21世纪大英汉词典》
随便看	asynchronous linear motor asynchronous line controller asynchronous line interface asynchronous line interface--ali asynchronous line interface，ali asynchronous line module asynchronous line module--alm asynchronous line module，alm asynchronous line unit asynchronous line unit，alu asynchronous link asynchronous logic asynchronous logic circuits asynchronous logic system asynchronous login terminal asynchronously asynchronously-generated signal asynchronous machine asynchronous magnetic tape asynchronous memory access asynchronous memory capability asynchronous memory system asynchronous modem asynchronous modem controller diagnostic asynchronous modem，am