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
- 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。 - Oh, I think they're announcing my flight over the public address system. I'd better be going.
啊!我听到扩音器在广播我的班机了,我该走了。 - All of the equipment will debut groundbreaking features such as a public address system used to provide instructions to persons inside the building in case of an emergency.
所有设备都会有几个开创性的新特点,比如有上面有公共地址系统,一旦发生紧急情况,可以给大楼里的人们提供指示。 - 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。 - Features of Networking Public Address System and Its Application
网络化公共广播系统的特点及其工程应用 - You can use any of the public IP address configured for the IBM SONAS system to mount the NFS export.
可以使用为IBMSONAS系统配置的任何公共IP地址挂载NFS导出。 - The only unexpected turn occurred when the familiar "Attention Wal-Mart shoppers" announcement over the public address system broke into the ceremony.
唯一出乎意料的是在结婚典礼上突然响起公共播在台播放的”沃尔玛顾客们注意了“这句令人熟悉广播语。 - Based upon the project of Nanning International Conference& Exhibition Center, this article introduces the structure and the design and debugging methods of a new digital public address system.
本文以南宁国际会议展览中心为例,介绍了一种新型的数字化公共广播系统的组成、设计与调试方法。 - If the public address system is operated below but too close to the instability condition the frequency shifter can reduce effectively the interference of the regenerative reverberation.
若语言扩声系统临近不稳定状态工作,频移器可以有效地减少再生混响干扰。 - But as I picked up the wireless microphone and began my speech, I realized in horror that my public address system was silent.
但正当我拿起无线话筒开始发言时,我惊恐地意识到我的扩音器不起作用了。