| 词汇 | on your mettle |
| 释义 | on your mettle idiom UK全力以赴，准备尽最大努力 ready to do something as well as you can in a difficult situation Both players were on their mettle in the final round. 两名选手在最后一轮中都拼尽了全力。 Cooking for such important people really puts you on your mettle. 为如此重要的人物烹饪真是要拿出看家手艺才行。 |
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