DDD (direct distance dialing)

[DDD (direct distance dialing)]
[DDD (direct distance dialing)]

中文释义

途电话直接拨号

单词分析

单词结构:

DDD (direct distance dialing)

字母数:29

记忆提示

🎯 重点记忆:

  • 单词拼写:DDD (direct distance dialing)
  • 核心含义:途电话直接拨号