four-wire voice frequency telephone repeater

[four-wire voice frequency telephone repeater]
[four-wire voice frequency telephone repeater]

中文释义

四线制话频电话中继器

单词分析

单词结构:

four-wire voice frequency telephone repeater

字母数:44

记忆提示

🎯 重点记忆:

  • 单词拼写:four-wire voice frequency telephone repeater
  • 核心含义:四线制话频电话中继器