What does "come on" mean?

(1) 【 lubrication; Oil] Add fuel oil or lubricating oil.

(2) [Redouble efforts] Improve efforts.

detailed description

1. refers to adding oil fuel to the fuel tanks of automobiles, airplanes and tractors, or smearing lubricating oil on the bearing parts of machinery.

2. metaphor for further efforts. Chapter 3 of Du Pengcheng's Defending Yan 'an: "Director Yang looked at the words recorded in this book and said,' ... Come on, comrades! ”"

Other explanations

Oiling leather

The process of tanning. The process of adding grease (animal oil, vegetable oil, etc.). ) to tanning leather. Leather tanned by plants, such as sole leather and tire leather, can be directly coated with grease and filler on the surface of the blank leather and then put into a hot air cylinder for oiling. It can improve the physical and mechanical strength, flexibility and water resistance of leather.

Give others encouragement, give others confidence, and "refueling" makes people warm.