public switched telephone network

英 [public switched telephone network]
美 [public switched telephone network]

中文释义

[计] 公用交换电话网

单词分析

单词结构：

public switched telephone network

字母数：33

记忆提示

🎯 重点记忆：

  • 单词拼写：public switched telephone network
  • 核心含义：[计] 公用交换电话网

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更新时间：2026-02-07 06:48:36