shaft gland

例句：

1. 1.The engine has a shaft gland that needs to be replaced regularly.
   发动机有一个需要定期更换的轴套。
2. 2. The engineer inspected the shaft gland and found no signs of wear.
   工程师检查了轴颈，没有发现磨损的迹象。
3. 3. The shaft gland is responsible for transmitting power from the engine to the wheels.
   轴颈负责将发动机的动力传递给车轮。