laugh up one's sleeve

英 [laugh up one's sleeve]
美 [laugh up one's sleeve]

中文释义

暗暗发笑, 窃笑

单词分析

单词结构：

laugh up one's sleeve

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：laugh up one's sleeve
  • 核心含义：暗暗发笑, 窃笑

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更新时间：2026-04-13 18:00:13