accessory shaft hub

例句：

1. 1.The engine is a crucial part of the car's accessory shaft hub.
   发动机是汽车附件轴毂的关键部分。
2. 2. The engineer carefully removed the accessory shaft hub to replace the worn-out parts.
   工程师仔细地移除了附件轴毂，以更换磨损的部分。
3. 3. The new accessory shaft hub has made the car run smoother and more efficiently.
   新的附件轴毂使汽车运行得更加平滑和高效。