Every time light moves into a material with a new speed, it bends and scatters.

每次光线以新的速度穿越一个物体时，它会弯曲，并发生散射。

youdao

Every time light moves into a material with a new speed, it bends and scatters.

每次光线以新的速度穿越一个物体时，它会弯曲，并发生散射。

youdao