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英汉词典
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be on one's mettle
be on one's mettle
英
[be on one's mettle]
美
[be on one's mettle]
中文释义
鼓起勇气
单词分析
单词结构:
be on one's mettle
字母数:18
记忆提示
🎯 重点记忆:
单词拼写:be on one's mettle
核心含义:鼓起勇气
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更新时间:2026-02-04 03:11:03