twin-bar bumper

例句：

1. 1.The car has a twin-bar bumper that helps protect the driver's head from impact.
   这辆车有一个双杆式保险杠，有助于保护驾驶员头部免受撞击。
2. 2.The new model uses a twin-bar bumper system to improve stability during cornering.
   新款车型采用了双杆式保险杠系统，以提高转弯时的稳定性。
3. 3. The twin-bar bumper is designed to absorb energy and prevent the vehicle from rolling over in an accident.
   双杆式保险杠的设计旨在吸收能量，防止车辆在事故中翻车。