turning center

例句：

1. 1.The car's turning center is located at the bottom of the steering wheel.
   汽车的转向中心位于方向盘底部。
2. 2. The scientist used a new technique to improve the stability of the turning center.
   科学家使用一种新的技术来提高转向中心的稳定度。
3. 3. The engineer designed a new model with a more efficient turning center.
   工程师设计了一款具有更高效转向中心的新款模型。