Correct

机油

/ jīyóu / 
Strokes

Definition

engine oil

Example

As a Noun

engine/machine oil; lubricating oil; lubricant

1
Huàn
换
jīyóu
机油
zhōuqī
周期

machine oil change intervals

2
Gēnghuàn
更换
jīyóu
机油

change the machine oil (in a car)