What does it mean to ride the dust?

Interpretation of "Riding the Dust": Among many cycling teams. One runs so fast that the people behind him can't even see the dust raised when his horse runs; Used to describe that among many competitors, others are far from outstanding.

Riding the Dust is a historical military novel written by that fox. In the troubled times of the Three Kingdoms, civil servants are resourceful, military commanders are bloody, and who is in charge of the general trend. Kong Ming helped Liu Xinghan in the name of "Wolong", and Zhong Da regarded himself as the master of fate. Who will compete with the sun and the moon here?

Source: "When riding a princess in the red dust and laughing, no one knows it is litchi." It is said that Yang Guifei likes litchi, and the emperor rides a fast horse, which means that he is fast and can only.

I saw the thick smoke but didn't see the fierce horse passing by, which was finally interpreted as riding.