soundproof work

例句：

1. 1.The engineer designed a soundproof room to reduce noise pollution.
   工程师设计了一个隔音房间，以减少噪音污染。
2. 2. The new car has a soundproof cabin that blocks out external noise.
   这款新车有一个隔音舱，可以隔绝外部噪音。
3. 3. The construction workers used soundproofing materials to improve the acoustics of the factory.
   建筑工人使用了隔音材料来改善工厂的声学效果。