1 to add oil

2 to top up with gas

3 to refuel

4 to accelerate

5 to step on the gas

6 (fig.) to make an extra effort

7 to cheer sb on

1 oil

2 fat

3 grease

4 petroleum

5 to apply tung oil, paint or varnish

6 oily

7 greasy

8 glib

9 cunning

1 shoe

2 classifier: 双 shuāng

3 classifier: 只 zhī

1 shoe

1 leisure shoes

1 lit. the barefooted people are not afraid of those who wear shoes (idiom)

2 fig. the poor, who have nothing to lose, do not fear those in power

1 lit. oily and shiny to the point of reflecting (idiom)

2 lustrous

1 arising involuntarily (idiom); spontaneous

2 to spring up unbidden (of emotion)

1 to suffer mental anguish (idiom)

1 to add oil to the fire (idiom); fig. to aggravate a situation

2 to enrage people and make matters worse