drum buffer

例句：

1. 1. The drum buffer is used to reduce the sound of the drums during performance.
   鼓缓冲器用于在表演期间减少鼓声。
2. 2. The drum buffer helps to prevent damage to the drums during transportation.
   鼓缓冲器有助于在运输过程中保护鼓免受损坏。
3. 3. The drum buffer was designed to improve the sound quality of the drum set.
   鼓缓冲器被设计用来提高鼓组的声音质量。