柯林斯詞典brake pad 1. N the flat metal casting, together with the bound friction material, in a disc brake 制動(dòng)塊 返回 brake pad劍橋詞典one of the two rectangular pieces of rubber that press against the wheels of a bicycle to reduce their speed when the brakes are used （自行車(chē)的）剎車(chē)牐皮 返回 brake pad