busy signal

英 [busy signal]
美 [busy signal]

中文释义

[计] 忙碌信号, 占线信号

单词分析

单词结构：

busy signal

字母数：11

记忆提示

🎯 重点记忆：

  • 单词拼写：busy signal
  • 核心含义：[计] 忙碌信号, 占线信号

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更新时间：2025-12-09 22:22:00