public address system
短语词组
- public -address system 扩音系统;有线广播
- public c address system 有线广播系统;展厅广播设备
- cablecasting public -address system 有线广播
- turn up the public -address system 调高播音系统的音量
- Emergency Public Address System 紧急公共广播系统
- intrastation public address system 厂内播音系统
- cabin public address system 客舱广播系统
- marine public address system 船用广播设备
- Public Address System On 音向运作;音响运作 返回 public address system