reverse bend

例句：

1. 1. The car's steering wheel has a reverse bend that makes it easy to turn the car around.
   汽车的方向盘有一个反向弯曲，使得转向变得容易。
2. 2. The engineer designed the bridge with an inverse bend to accommodate the heavy traffic.
   工程师设计了一座桥梁，其反向弯曲可以容纳重交通。
3. 3.The old tree had a severe inverse bend that made it difficult to climb.
   这棵老树有一个严重的反向弯曲，使得攀爬变得困难。