steering pillar shell

例句：

1. 1. The car's steering wheel is made of a steel material, which makes it durable and easyto operate.
   汽车的方向盘是由钢材料制成的，这使得它耐用且易于操作。
2. 2.The new design of the steering pillar shell has greatly improved the stability and handling of the vehicle.
   转向柱壳的新设计大大提高了车辆的稳定性和操控性。
3. 3. The steering pillar shell plays an important role in ensuring the safety of the driver during the operation of the vehicle.
   转向柱壳在确保驾驶员在操作车辆时的安全方面起着重要作用。