People often think that, you know, traditionally you take a light easy read for the beachand on the train, um, you maybe read something very different.

人们一般都这么想，如果是在沙滩上，那么就读一些浅显易懂的书籍，如果是在火车上，就读一些不一样的书。

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She would return weary, take a light supper and retire to bed after playing a little music or reading a few pages, something which had never happened to her before.

她回来的时候有些疲劳，稍许吃一些点心，弹一会儿琴，或者看一会儿书便睡觉了。这样的事她过去是从来未曾有过的。

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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, we'll take a little bit of a step back after we introduce quantum mechanics, and talk about light as a wave, and the characteristic of waves, and then light as a particle. And one example of this is in the photoelectric effect.

等我们介绍完量子力学后,我们要回过头来讨论下光,作为一种波和它的波动性特征,以及光作为一种粒子,其中的一个粒子就是光电效应。

麻省理工公开课 - 化学原理课程节选

They are supposed to take that light out, but maybe by the end of the semester a miracle will occur. So why don't you look over here.

他们应该把灯关掉，但是可能直到期末这个奇迹,才会发生，所以，你们看这边吧。

麻省理工公开课 - 固态化学导论课程节选

Astronomers frequently take a more light-hearted approach than chemists, as the example of Bagehot shows.

ECONOMIST: Today we have naming of parts

How many financial commentators does it take to change a light bulb?

FORBES: How Many Economists Does It Take To Change A Light Bulb?

How many union electricians did it take to change a light bulb?

ECONOMIST: The convention business