acoustic insulation

• 隔音

acoustic insulation的用法和样例：

例句

1. These have very good acoustic insulation which will help cut out external sounds.
   这些具有非常好的隔音效果，能够帮助隔离外界的声音。
2. The housing is lined with a double-layer, glued acoustic insulation.
   机衬里粘贴有两层隔音材料。