dtmf (dual -tone multi-frequency)

[dtmf (dual -tone multi-frequency)]
[dtmf (dual -tone multi-frequency)]

中文释义

双音多频

单词分析

单词结构:

dtmf (dual -tone multi-frequency)

字母数:33

记忆提示

🎯 重点记忆:

  • 单词拼写:dtmf (dual -tone multi-frequency)
  • 核心含义:双音多频