| 单词 | PA system |
| 释义 | PA system (once / 241211 pages) n WORD FAMILY PA system USAGE EXAMPLESThe day after the election, the principal addressed the entire student body on the school’s PA system because of two incidents that had occurred. Time(Nov 15, 2016) “I like the big sound on the PA system. The more people out there, the better.” Washington Times(Sep 26, 2016) For a PWD, the commotion, lights and various noises –alarms, PA system announcements, patients moaning and babies screaming – are disorienting and will cause greater confusion. US News(Sep 16, 2016) n an electronic amplification system used as a communication system in public areas Syn|Hyper P.A., P.A. system, PA, public address system communication system a system for communicating |
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