lubricant oil

• 润滑油

lubricant oil的用法和样例：

例句

1. Lubricating oil is used in most parts of a car.
   大多数的汽车零部件都会用到润滑油。
2. This is Kunlun lubricant produced by Petro China.
   这是中国石油出品的昆仑润滑油。