擦: 动词1.(摩擦) rub 短语和例子擦根火柴 strike a match; 摩拳擦掌 rubbing one's hands together; 手上擦破一点皮 just a scratch on the hand2.(用布、 手巾等摩擦使干净; 揩拭; 抹) wipe; scrub; clean 短语和例子擦地板 mop [scrub] the floor; 擦汗 wi
制动: braking; retardation; retaining; stopping; arresting; apply the brake; brake 短语和例子半制动 (指刹车不踏到底) ride the brake; 使用紧急制动 apply the emergency brake; 放出钢丝绳时要制动。 check a cable when it's running