electronic telephone switching system

英 [electronic telephone switching system]
美 [electronic telephone switching system]

中文释义

电子电话交换机

单词分析

单词结构：

electronic telephone switching system

字母数：37

记忆提示

🎯 重点记忆：

  • 单词拼写：electronic telephone switching system
  • 核心含义：电子电话交换机

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更新时间：2025-12-19 10:20:00