a hollow cast-iron cylinder attached to the wheel that forms part of the brakes
brake drum的用法和样例:
例句
用作名词 (n.)
The Brake shoes apply friction to the Brake drum, forcing it and the wheel to slow or stop. 制动蹄对制动鼓所产生的摩擦力迫使制动鼓和车轮减速或停车。
The part of the axle ex-tending beyond the bearing assembly is either splined or tapered to a wheel hub and brake drum assembly. 的部分车轴前往往超出了轴承装配要么花键或锥形的轮毂和制动鼓组装。