public address system
英 [ˌpʌblɪk əˈdres sɪstəm]
美 [ˌpʌblɪk əˈdres sɪstəm]
n. 扩音系统
牛津词典
noun
- 扩音系统
an electronic system that uses microphones and loudspeakers to make music, voices, etc. louder so that they can be heard by everyone in a particular place or building
柯林斯词典
- N-COUNT 扩音系统（缩略形式为PA）
Apublic address systemis a set of electrical equipment which allows someone's voice, or music, to be heard throughout a large building or area. The abbreviationPAis also used.- The news was announced on the public address system at the high school.
消息是在这所中学的广播里宣布的。
- The news was announced on the public address system at the high school.
英英释义
noun
- an electronic amplification system used as a communication system in public areas
双语例句
- For the public address system in free field, which has multiple loudspeakers, it also has the same effect.
对于具有分布式扬声器的窒外扩声系统，也有类似的效应。 - The news was announced on the public address system at the high school.
消息是在这所中学的广播里宣布的。 - Someone cranked up the volume of the public address system
有人调大了公共广播系统的音量。 - In this paper, the loudspeaker array in the public address system is described.
叙述扩声系统用的扬声器组阵。 - They said they would page him over the public address system.
他们说他们要借广播系统寻找他。 - A proposal on acoustic characteristic indices of public address system in a Hall
厅堂扩声系统声学特性指标的建议 - Both a microphone for audio recording and speakers as part of a public address system can be connected to the cameras.
双麦克风使得相机具有录音和喇叭功能，并作为公共广播系统能被连接到相机。 - The public address system in the hospital was used for paging.
医院里的扩音系统用来呼叫人名。 - Around the world, flight attendants routinely use the plane's public address system to thank passengers moments after a jetliner lands, welcoming them to the destination point.
在全球范围内，飞机降落后，航班乘务员通常会利用飞机的公共广播系统向乘客表达感谢，欢迎他们到达目的地。 - Design on the Public Address System of Chongqing Fuling Stadium
重庆涪陵体育场扩声系统设计