loudspeaker是什么意思

音标:英 [ˌlaʊdˈspi:kə(r)]美 [ˈlaʊdˌspikɚ]

扩音器, 喇叭[电] 扬声器

electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance

loudspeaker的用法和例句：

1. So I get on the loudspeaker, and I ask her to prom.

所以我上台 对着麦克风邀请她跟我去舞会

2. Then we'd hear her prerecorded voice come over the loudspeaker.

然后扬声器里放出她预先录好的声音

3. Now, if you look, you can see the loudspeaker moving.

现在 你们能看见扩音器在振动

4. What we're going to do here is we're going to put sound into the tuning fork through this loudspeaker.

我们现在要做的是 通过这支扩音器将声音传给 这支音叉

5. loudspeaker van came round this afternoon saying that the police were going to be coming around housetohouse.

今天下午广播宣传车开过来了 喇叭里放着说警察要 挨家挨户问询

6. We did in fact attach a loudspeaker just in case a miracle happened and we actually heard someone talking to us.

我们真的连了扬声器 以防奇迹发生 我们听到有人与我们说话