Specifically, high-energy ultraviolet light, like the UV rays in sunlight.

更准确地说，高能紫外线，比如说日光中的紫外线。

They're formed when ultraviolet light interacts with ethane you see.

它于紫外线对乙烷的作形成的，你看。

We have an -- The robot uses waves of ultraviolet light called UVC.

我有——这机器人，使的叫做UVC的紫外线波。

The ultraviolet rays and the heat from the sun act together on the water.

太阳的紫外线和热量共同对水产生影响。

Both of these ingredients are used to help protect people from the sun's ultraviolet rays.

这两成分被来帮助保护人免太阳紫外线的灼伤。

However, that comes with the need to protect ourselves against those UV rays.

然而，这为了保护我自己免紫外线的伤害。

They make a variety of compounds called flavonoids that absorb UV.

它会产生吸收紫外线的黄酮类物质。

Cells sensitive mainly to green light and cells sensitive mainly to ultraviolet light.

主要对绿光敏感的细胞，主要对紫外线敏感的细胞。

It is disinfecting using a form of ultraviolet light called UVC.

它使叫做UVC的紫外线进行消毒。

The atmosphere is so thin, there is very little protection from ultraviolet radiation.

于大气稀薄无法阻挡紫外线的辐射。

High in the stratosphere, a thin layer of ozone shields us from the sun's deadly ultraviolet rays.

在平流层的高处，薄薄的层臭氧保护我免太阳致命的紫外线。

If ozone disappears, then ultraviolet from the sun in all 3 forms will enter the atmosphere.

如果臭氧层消失了，来自太阳的所有三形式的紫外线将进入大气层。

The FDA has approved 16 active ingredients that protect against UV radiation.

美国食品及药物管理局已批准的防护紫外线的有效成分有16。

It just means that your corneas are exposed to more ultraviolet radiation, then they're accustomed to.

这只意味着你的角膜暴露在更多的紫外线辐射下，比它习惯的要多。

Dangerously high levels of harmful UV rays pierce the thin mountain air and burn people's eyes.

危险的高强度紫外线穿过稀薄的高山空气会灼伤人的眼睛。

It's dark green because they have this particular pigment protecting them from the access of UV light.

这深绿色的, 因为它有这个特殊的色素保护自己不紫外线的侵害。

The reindeer is also one of the only mammals on the planet that can see ultraviolet light.

驯鹿还为数不多的能看到紫外线的哺乳动物之。

All forms of UV light are known to be harmful to the skin and to the eyes.

众所周知，所有形式的紫外线都对皮肤和眼睛有害。

SPF is a nonlinear scale of how much UVB radiation is needed to give protected skin a sunburn.

SPF非线性的比例，关于的造成晒伤的b波紫外线的量。

And to break it down even further looking at specifically UVA light, which is what ages our skin.

为了进步分析，特别要看看会使我的皮肤老化的紫外线。