interparticle diffusion

例句：

1. 1.The process of gases diffusing through a liquid is called diffusion.
   气体通过液体扩散的过程称为扩散。
2. 2. In interparticle diffusion, particles move from one region to another due to differences in concentration.
   在颗粒间扩散中，由于浓度差异，粒子从一个区域移动到另一个区域。
3. 3.The rate of interparticle diffusion depends on the size and shape of the particles.
   颗粒间扩散的速度取决于颗粒的大小和形状。