telephone switching center

英 [telephone switching center]
美 [telephone switching center]

中文释义

电话交换中心

单词分析

单词结构：

telephone switching center

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：telephone switching center
  • 核心含义：电话交换中心

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更新时间：2026-02-05 01:08:29