1. 加油：加成作业;添加法 addition process | 加油 oiling | 加速器 accelerator
2. 注油：oil toughening 油浸韧化 | oiling 注油 | oiling machine 加油机
3. 加油,润滑：Oil hand pump 手动机油泵 | Oiling 加油,润滑 | Oil inlet 进油管
4. 涂油：油性添加剂 oiliness improver | 涂油 oiling | 油状物 oily matter
1. It was as if the delicate sauce and oozing donkey fat were oiling the cogs of my body clock back into action.
2. The motor's myriad clanking parts need frequent oiling, and workers inspect them daily.
3. Preliminary investigation concluded the explosion was triggered by a fire with outer oiling of the tank.