direct telephone exchange

英 [direct telephone exchange]
美 [direct telephone exchange]

中文释义

直拨电话交换机

单词分析

单词结构：

direct telephone exchange

字母数：25

记忆提示

🎯 重点记忆：

  • 单词拼写：direct telephone exchange
  • 核心含义：直拨电话交换机

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更新时间：2026-02-03 17:31:28