brake drum liner

例句：

1. 1.The brake drum liner was damaged during the accident.
   事故中刹车鼓衬垫受损。
2. 2.The new brake drum liner is designed to improve braking performance.
   新的刹车鼓衬垫设计用于提高制动性能。
3. 3.The brake drum liner is essential for maintaining good braking efficiency.
   刹车鼓衬垫对于保持良好的制动效率至关重要。