translation.en: But it turns out we can do that not just to show tiny changes in color, but also tiny motions, and that's because the light that gets recorded in our cameras will change not only if the color of the object changes, but also if the object moves.
translation.zh: 事实上，我们不仅可以展示颜色的细小变化， 同样也可以展示微小的运动， 这是因为我们的摄像机 不仅记录物体的颜色变化， 同样也记录了物体的运动。