mettle基本解释
n.勇气；气质；性格
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noun
1. the courage to carry on
e.g. he kept fighting on pure spunk
you haven't got the heart for baseball
Synonym: heartnervespunk
1. （应对困境的）勇气，才能，气魄
Someone's mettle is their ability to do something well in difficult circumstances.
mettle的反义词
e.g. His first important chance to show his mettle came when he opened the new session of the Legislature...
当他召开新一届立法会议的时候，让他展示才能的第一次重要机会来了。
e.g. For both sides, it's the first real test of their mettle this season...
对于双方而言，这是本赛季对他们的能力的首次真正考验。
2. 鼓起勇气；全力以赴；振作精神
If you are on your mettle, you are ready to do something as well as you can, because you know that you are being tested or challenged.
e.g. The added competition keeps them on their mettle.
加赛让他们全力以赴。
1. 勇气：导读:这是一个有关勇气(mettle)的故事. 15岁她考上大学,29岁她双目失明,37岁她考取哈佛大学,一年后她成为哈佛历史上首位获得MPA学位的外国盲人学生. 年少时,英语教授杨佳曾梦奥斯卡已落幕,
2. 勇气;毅力：Strengthen:加强 | Mettle: 勇气;毅力 | Gossamer:蛛丝;薄纱
3. 勇气,斗志：mesh 用网捕捉,齿合 | mettle 勇气,斗志 | nettle 寻麻,使苦恼
4. 勇气的,精神抖擞的：Prowess:勇气,威力 | Mettle:勇气的,精神抖擞的 | Lion:勇敢者
We think we know each other's mettle intimately.
出自：J. Cheever
