| 释义 |
WordReference English-Chinese Dictionary © 2019: | 复合形式： | | public address system nnoun: Refers to person, place, thing, quality, etc. | (loudspeaker) | 扩音系统
kuò yīn xì tǒng | | | The lost child was found, thanks to the alert given over the public address system. | | public health system nnoun: Refers to person, place, thing, quality, etc. | (medical services available to all) | 公共卫生系统，公共卫生体系
| | | Budget cuts severly impacted the public health system last year. |
在这些条目还发现'public-address system'： 在英文解释里： PA system |