oilwayn.润滑油槽(油路;加油孔)
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil well cement油井水泥
oil-feed pump进油泵
oil prospecting石油勘探
oil of wormwood[化] 苦艾油
oil mist filter油雾滤清器
oil measurement油计量
oil accumulator油液蓄压器
oil agriculture石油农业
oil development石油开发
oil cooperation石油合作