communicating signal appliance

英 [communicating signal appliance]
美 [communicating signal appliance]

中文释义

联络信号装置(客车与机车间)

单词分析

单词结构：

communicating signal appliance

字母数：30

记忆提示

🎯 重点记忆：

  • 单词拼写：communicating signal appliance
  • 核心含义：联络信号装置(客车与机车间)

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更新时间：2026-02-22 07:22:56