That's why we call light electromagnetic radiation.

这就是为什么我们称光为电磁辐射的原因。

The rise in global temperature cuts rice-growing time, and ultra violet light radiation from the sun reduces tolerance to disease.

全球气温的升高减少了稻米的生长时间，来自太阳的紫外线辐射降低了抗病力。

A powerful form of light radiation, FRBs flash through space at incredible speeds all of them originating outside of our galaxy and at least one of them keeps repeating.

FRB 是一种强大的光辐射形式，以令人难以置信的速度在太空中闪烁， 所有这些都起源于我们银河系之外， 并且至少有一个不断重复。