signalling equipment

英 [signalling equipment]
美 [signalling equipment]

中文释义

信号设备

单词分析

单词结构：

signalling equipment

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：signalling equipment
  • 核心含义： 信号设备

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更新时间：2026-01-30 02:54:37