| 单词 | loudspeaker |
| 释义 | loudspeaker 构词法3100 全国卷频次：0 /ˌlaʊdˈspiːkə, ˈlaʊdˌspiːkə(r)/ US /ˈlaʊdˌspiːkər/ n. loudspeakers 1 扬声器；喇叭 高考真题原句提选：All of a sudden, the policeman’s voice came over his loudspeaker.突然，警察的声音从他的扩音器中传来。A desktop computer, screen, projector, and loudspeakers will be available.一台台式电脑、屏幕、投影仪和扩音器将被提供。Carmakers' research and development laboratories have already proved that mixing in more noise with the help of loudspeakers can reduce the unwanted noise.汽车制造商的研发实验室已经证明，在扬声器的帮助下混入更多的噪音，可以减少不需要的噪音。 |
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