n.油；石油；油画；燃油vt.给…加油；vi.化成油； 变形： 过去式：oiled过去分词：oiled现在分词：oiling第三人称单数：oils 双语释义：n.(名词)[U][C]油 any of various thick slippery liquids that do not mix with water and burn easily[U]石油 petroleum found in rock underground[C]油画,油画颜料 picture painted in oil-colours