water pump oiler

例句：

1. 1.The water pump oiler is essential for maintaining the cleanliness of the pool.
   水泵油泵机对于保持游泳池的清洁至关重要。
2. 2.The pump oiler was designed to efficiently remove waste from the system.
   泵油机被设计用来高效地从系统中去除废物。
3. 3.The oiler is responsible for lubricating the moving parts of the pump.
   油器负责润滑泵的移动部件。