wheel rib

例句：

1. 1. The car's wheel ribs are made of steel.
   这辆车的轮辐是用钢做的。
2. 2. The engineer carefully checked the wheel ribs for wear and tear.
   工程师仔细检查了轮辐是否磨损。
3. 3. The car was damaged when the wheel ribs snapped under heavy load.
   当轮辐在重载下断裂时，汽车受损了。