toll incoming trunk circuit

英 [toll incoming trunk circuit]
美 [toll incoming trunk circuit]

中文释义

长途来话中继器，长途来话中继电路

单词分析

单词结构：

toll incoming trunk circuit

字母数：27

记忆提示

🎯 重点记忆：

  • 单词拼写：toll incoming trunk circuit
  • 核心含义：长途来话中继器，长途来话中继电路

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更新时间：2026-02-08 18:52:52