public address loudspeaker system 公共广播系统
wireless loudspeaker system 无线扬声器系统
portable loudspeaker system 便携式扬声器系统
digital loudspeaker system 数字扬声器系统
sound reinforcement system 音响扩声系统
1. The school installed a new loudspeaker system for announcements.
学校安装了一套新的扬声器系统用于通知广播。
2. The loudspeaker system provides clear sound during the meeting.
扬声器系统在会议期间提供清晰的声音。
3. The concert hall has a powerful loudspeaker system.
音乐厅拥有强大的扬声器系统。
A: Why did the school buy a new loudspeaker system?
A：学校为什么购买新的扬声器系统？
B: Because the old one could not provide clear sound anymore.
B：因为旧的系统已经无法提供清晰声音了。
1) 指由扬声器、放大器等组成的声音播放设备
2) 用于扩大声音并覆盖较大空间
3) 常见于学校、商场、会议室和活动场所
1. 扬声器系统；扩音设备系统。
e.g. The loudspeaker system was tested before the event started.
活动开始前，扬声器系统进行了测试。
2. 用于传播声音的电子音响装置。
e.g. A loudspeaker system helps people hear announcements clearly.
扬声器系统帮助人们清楚听到通知。
noun
1. A group of electronic devices that produces and amplifies sound through speakers.
Synonym: speaker system, sound system