| 单词 | publicaddresssystem |
| 释义 | public address (ˌsystem) noun [countable] (abbreviation pa) an electronic system that is used to make music, voices, etc. louder so that they can be heard by everyone in a particular place or building 有线广播扩音系统；扩音系统 |
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英汉双解词典收录171353条英汉汉英双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。