mettle
英 ['met(?)l]
美['m?tl]
- n. 勇氣；氣質；耐力
詞組搭配
be on one's mettle
be ready or forced to prove one's ability to cope well with a demanding situation
奮發，鼓起勇氣
put someone on their mettle
(of a demanding situation) test someone's ability to face difficulties
（嚴峻形勢）使奮發，激勵某人戰勝困難
on (one's) mettle
Prepared to accept a challenge and do one's best.
奮發：準備接受挑戰并盡最大努力