You'd have a better chance of catching the train if you took a bus to the station instead of walking.
如果你不是步行而是乘公共汽车的话,那你就比较有可能赶上火车。
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹,诸如岩石中一个沙粒分子