whistle sign

英 [whistle sign]
美 [whistle sign]

中文释义

鸣笛(预告)标志

单词分析

单词结构：

whistle sign

字母数：12

记忆提示

🎯 重点记忆：

  • 单词拼写：whistle sign
  • 核心含义：鸣笛(预告)标志

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更新时间：2026-02-02 00:51:11