n. a slippery or viscous liquid or liquefiable substance not miscible with water
n. oil paint containing pigment that is used by an artist
v. cover with oil, as if by rubbing
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
1. I need to buy some oil for cooking.
我需要买一些油来做饭。
2. The car's engine needs oil to run smoothly.
汽车的引擎需要油才能顺畅运行。
3. She added olive oil to the salad for extra flavor.
她在沙拉里加了橄榄油以增加风味。