oilgasn.石油气
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil-gas lamp油气灯
oil stock loss油的储藏损失
oil-paintingn.油画
oil substitute油的代用品
oil-additive燃油添加剂
oil production石油生产
oil thickening油料稠化
oil seal guard油封护挡
oil concentrat乳油
oil penicillin油质青霉素