oil itvt.秉烛夜读；彻夜读书(字面意思是"把灯油都耗尽了")oiln.油；油画颜料；奉承话v.涂油；溶化；加油Oiliness Property含油性oil filter gasket滤油器垫密片oil damper casing油压减振器外罩Oil Mist Director油雾探测器oil change period换油周期oil sand resource油砂资源oil demulsibility油品的破乳化性oil market return石油市场收益oil injector seat喷油器座oil thrower wheel甩油盘