be in and out

英 [be in and out]
美 [be in and out]

中文释义

进进出出，出没不定；忽隐忽现，忽内忽外

单词分析

单词结构：

be in and out

字母数：13

记忆提示

🎯 重点记忆：

  • 单词拼写：be in and out
  • 核心含义：进进出出，出没不定；忽隐忽现，忽内忽外
  • 相关含义：忽隐忽现，忽内忽外

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更新时间：2026-02-04 17:05:56