relay automatic telephone system

英 [relay automatic telephone system]
美 [relay automatic telephone system]

中文释义

继电器式自动电话交换制;继电器式自动电话系统

单词分析

单词结构：

relay automatic telephone system

字母数：32

记忆提示

🎯 重点记忆：

  • 单词拼写：relay automatic telephone system
  • 核心含义：继电器式自动电话交换制;继电器式自动电话系统

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更新时间：2026-03-22 20:49:01