public switched data network

英 [public switched data network]
美 [public switched data network]

中文释义

公用交换数据网

单词分析

单词结构：

public switched data network

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：public switched data network
  • 核心含义：公用交换数据网

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更新时间：2026-03-16 10:45:45