automatic brake rod

例句：

1. 1.The car's automatic brake system is designed to stop the vehicle in an emergency.
   汽车的自动刹车系统设计用来在紧急情况下停止车辆。
2. 2. The new model has a more sophisticated automatic brake system.
   新款模型拥有更先进的自动刹车系统。
3. 3. The driver must press the brake pedal before the automatic brakes kick in.
   驾驶员必须在自动刹车启动前踩下刹车踏板。