1·PA System, music, setup and breakdown are provided.
PA 系统，音乐， 安装和故障被提供。
2·Indoor Outdoor as School, Bus Station, District, Park etc required PA System.
学校、车站、小区、公园等需要公共广播播音的室内外场所。
3·Indoor as School, Bus Station, Gymnasium, Exhibition building etc required PA System.
学校、车站、体育馆、展览馆、大厦等需要公共广播播音的室内场所。
4·WE WERE just settling down for our flight when the captain's voice came over the PA system.
我们刚刚在飞机上坐好，扩音器中突然传来机长的声音。
5·Then with the case study, this PA system was applied in enterprises, whichshowed it is an effective approach.
通过案例研究，说明了该绩效考核体系的应用，表明该体系具有很强的可操作性。
6·In lieu of an alarm clock, sleeping crews are woken by music played over the PA system by Nasa staff on the ground.
代替闹钟唤醒宇航员的是由地面上的NASA工作人员通过PA系统播放的音乐。
7·The other day I saw these speakers made for guitar hero and thought I'd give them a try as part of a small pa system.
有一天，我看到了吉他英雄使这些发言，我想我会给作为一个小扩音系统的一部分，他们一试。
8·Often they were outdoor shows, sometimes with no PA system at all, so I really had to learn how to project to be heard.
演出一般都是露天的，有时候甚至没有扩音装置，所以我必须学会在各种条件下让声音传到观众耳朵里。
9·Somewhere it was Christmas but it didn't feel like it to me - at least not until I heard the music piped through the PA system.
这个圣诞对我而言根本就不是圣诞-直到广播里响起了音乐。
10·While shopping in a supermarket, I heard over the PA system: "a wallet was found containing a large sum of cash but no identification."
我在超级市场里买东西，听见广播通知：“捡到一个钱包，里面有很多现金，但没有身份证明。”