More cars, faster running.

Flowing continuously-Sichuan: rivers and streams. R: stop, stop. Describe people, horses and chariots coming and going like water.

Traffic-a metaphor for a car like running water and a horse like a dragon. Used to describe the continuous lively scene of traffic and traffic.

An endless stream-an endless stream: connected before and after, continuous; Uninterrupted: Uninterrupted. Describe pedestrians, chariots and horses coming and going, one after another.