key-operated brake

例句：

1. 1.The car's key-operated brake is very effective in stopping the vehicle quickly.
   这辆车的钥匙操作刹车非常有效，可以迅速停止车辆。
2. 2.The new model has a key-operated brake that can be easily operated by the driver.
   新款模型有一个可由司机轻松操作的钥匙操作刹车。
3. 3. In emergency situations, the emergency brake is key-operated and can be activated with just a simple push of a button.
   在紧急情况下，应急刹车是钥匙操作的，只需简单地按一下按钮就可以激活。