散粒效应

例句：

1. 1. The data shows a significant dispersion of the population across different regions.
   数据显示人口在不同地区有显著的分散现象。
2. 2. The dispersion of the particles in the liquid is due to their random movement.
   液体中粒子的分散是由于它们的随机运动造成的。
3. 3. The dispersion of the pollutants in the atmosphere is a major environmental concern.
   大气中污染物的分散是一个重要的环境问题。