◎ oil是什么意思 n. 油, 石油, 油画颜料vt. 涂油于, 使融化成油状, 加油于vi. 加燃油, 融化 n. a slippery or viscous liquid or liquefiable substance not miscible with watern. oil paint containing pigment that is used by an artistv. cover with oil, as if by rub...