This awesome term refers to a technique that is trying to understand the direction of flows and advect the colored regions according to it in a way that is both visually and temporally coherent.

这个酷炫的术语是指一种技术，它能试图理解流动方向，并能根据流动方向用平流输送着色的各区域，使其在视觉和时间上都具有一致性。