假如实际上，我们能看见由一个象岩石内部的砂粒这样的微粒绘出的轨迹。

假如实际上，我们能看见由一个象岩石内部的砂粒这样的微粒绘出的轨迹。的英文翻译

基本释义

• If we could actually see the path described by a particle,such as a sand grain in the rock.