mettle

名词 mettle:

1. the courage to carry on
   同义词：heart, nerve, spunk

1. The next race will put him on his mettle.
   下次赛跑他就要全力以赴了。
2. You'll be on your mettle during the training course.
   你在训练期间要尽最大努力。
3. He is a man of mettle.
   他是个有勇气的人。

met.tle

n.（名词）
Courage and fortitude; spirit:
精神，勇气：勇气，决心；精神：
例句：
troops who showed their mettle in combat.
在战斗中显示了斗志的部队

Inherent quality of character and temperament.
内在的气质：性格、脾气的内在气质

<习惯用语>on (one`s) mettle
Prepared to accept a challenge and do one`s best.
奋发：准备接受挑战并尽最大努力
来源：
Variant of metal
metal的变体