common battery toll switchboard

[common battery toll switchboard]
[common battery toll switchboard]

中文释义

共电制长途电话交换机

单词分析

单词结构:

common battery toll switchboard

字母数:31

记忆提示

🎯 重点记忆:

  • 单词拼写:common battery toll switchboard
  • 核心含义:共电制长途电话交换机