从光里落下进入黑暗里。

Fell from the Light into the darkness.

youdao

知识总是从爱好开始，犹如火总是从光开始。

Love is ever the beginning of knowledge as fire is of light.

youdao

一丝幽暗阴冷的光从窗帘下面透过来。

A cold grey light crept under the curtains.

《牛津词典》

And instead of having the electron giving off energy as a photon, instead now the electron is going to take in energy from light and move up to that higher level.

与电子以光子形式施放能量不同,我们现在要从光中,获得能量到一个更高的能级。

麻省理工公开课 - 化学原理课程节选

So, for example, we were talking about a threshold frequency as in a minimum frequency of light that you need in order to eject an electron from a metal surface.

举个例子来说，我们谈论的临界频率是,光从金属表面逐出一个电子,所需的最小频率。

麻省理工公开课 - 化学原理课程节选

In fact the number of photons headed to your your eyes from those 2 tiles is exactly the same, physically that is the same.

实际上这两张瓷片,投射进你眼睛的光量子是一样的，从物理学的角度上说是完全相同的。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选