two-frequency dialling

[two-frequency dialling]
[two-frequency dialling]

中文释义

双频拨号

单词分析

单词结构:

two-frequency dialling

字母数:22

记忆提示

🎯 重点记忆:

  • 单词拼写:two-frequency dialling
  • 核心含义:双频拨号