快速浏览网页发现，这些资料很翔实地记录了关于飞碟，外形生物以及天空中瞬间的奇怪光线等现象。

After a quick scan through some of the pages, there are detailed reports of flying saucers, intimate relations with alien beings and brief sightings of strange lights in the sky.

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电脑屏幕、iPad等发出的光线对生物钟的影响和太阳光差不多。

The light from a computer screen or an iPad has roughly the same effect as the sun.

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该公司的应用可以利用GPS以及声音或者光线检测等因素，根据地点将用户的照片聚集起来。

The company's app aggregates users' photos by location, using factors like GPS as well as sound and light detection.

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Come on. I need more lights. Wait a minute.

加油，我需要更多光线，等下。

哈佛公开课 - 计算机科学课程节选