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英汉词典
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be busy doing
be busy doing
英
[be busy doing]
美
[be busy doing]
中文释义
忙于(做)...
单词分析
单词结构:
be busy doing
字母数:13
记忆提示
🎯 重点记忆:
单词拼写:be busy doing
核心含义:忙于(做)...
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更新时间:2026-01-29 22:02:41