sound insulation

• 隔音

sound insulation的用法和样例：

例句

1. The room is proof against sound.
   这个房间是隔音的。
2. The sound insulation equipment in the concert hall was imported from the US.
   音乐厅的隔音设备是从美国进口的。
3. The housing is lined with a double-layer, glued acoustic insulation.
   机衬里粘贴有两层隔音材料。