be up and doing

英 [be up and doing]
美 [be up and doing]

中文释义

活跃,忙碌

单词分析

单词结构：

be up and doing

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：be up and doing
  • 核心含义：活跃,忙碌

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更新时间：2026-01-31 08:45:30