英语词汇be upon one's mettle怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

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
随便看	man-of-war man-of-war bird man-of-war fish man of wheel manoir manoirs Manolete manoletina manoletinas manometer manometers manometric manometrically manometries manometry man on horseback man-on-man man on the other side of the desk man on the wedding cake ma non troppo manor manor house manor houses manorial manorialism

英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。