semi-automatic private branch exchange

[semi-automatic private branch exchange]
[semi-automatic private branch exchange]

中文释义

半自动专用小交换机

单词分析

单词结构:

semi-automatic private branch exchange

字母数:38

记忆提示

🎯 重点记忆:

  • 单词拼写:semi-automatic private branch exchange
  • 核心含义:半自动专用小交换机