central office exchange

英 [central office exchange]
美 [central office exchange]

中文释义

[计] 中心局交换机

单词分析

单词结构：

central office exchange

字母数：23

记忆提示

🎯 重点记忆：

  • 单词拼写：central office exchange
  • 核心含义：[计] 中心局交换机

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更新时间：2026-02-01 01:57:34