driving box lubricator

例句：

1. 1. The driving boxlubricator is essential for maintainingthe smooth operation of the engine.
   驱动箱润滑器对于保持发动机的顺畅运行至关重要。
2. 2.The engineer replaced the worn-out drivingbox lubricator with a newone.
   工程师用一个新的替换了磨损的驱动箱润滑器。
3. 3. The driving box lubricator was designed to prevent friction andwear in the engine.
   驱动箱润滑器被设计用来防止引擎中的摩擦和磨损。