But under UV light, these strips really shine.

但是在紫外线下这些细线确实会发光。

But before the UV lights turn on, safety measures are taken.

但是在打开紫外线灯之前，要采取安全措施。

In several places, there are large holes that let in pure UV light.

在几个地方，甚至出现了臭氧漏洞，导致太阳直射。

Certain pigments glow under UV light, exposing traces that would have been otherwise invisible.

某些色素在紫外线下会发光，暴露出原本看不见的痕迹。

When we lay in the sun, our skin absorbs two types of UV light.

当我们在阳光下躺在的时候，我们的皮肤会吸收两种紫外线。

And nobody there. And there's actually insects that come in because we run a UV light.

他们都不在这里。实际上还有昆虫进来，因为有紫外线灯。

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。

Over 100 years ago, UV light was first used to disinfect drinking water in Masse, France.

100多年前，紫外线在法国马赛首次被用于净化饮用水。

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

这是深绿色的, 因为它们有这个特殊的色素保护自己不受紫外线的侵害。

One the coronavirus hit, he and his team looked at ways to deploy UV light to fight the virus.

当病毒来袭时，查普伊和他的团队研究了利用紫外线来对抗病毒的办法。

But Molina and Rowland showed that in the stratosphere, they're broken apart by UV light, releasing chlorine atoms.

但莫利纳和罗兰表明了在平流层里，它们被紫外线分解，释放出氯原子。

Your body makes a dark pigmented molecule called melanin that absorbs UV light to protect your skin from damage.

你的身体会产生黑色素来保护你的皮肤。

This was a problem because although UV light can damage skin, it also has an important parallel benefit.

那么问题来了，紫外线虽然伤害皮肤，但是它有一个相当重要的好处。

And clearly those are never exposed to UV light.

显然， 这些体液从未暴露在紫外线下。

Many animals and insects can actually see UV light, but we can't.

许多动物和昆虫实际上可以看到紫外线，但我们不能。

But most only work under high-energy ultraviolet (UV) light, and not usual daylight.

但大多数只能在高能紫外线 (UV) 光下工作，而不是通常的日光。

– an ability that lots of flowers exploit by reflecting UV light to attract them.

– 许多花朵通过反射紫外线来吸引它们的能力。

The main risk comes from ultraviolet (UV) light, which the Sun emits alongside visible radiation.

主要危险来自太阳与可见辐射一起发射的紫外线（UV）。

Some creams we tested failed to give adequate protection against UV light.

【adequate】我们检测的有些防晒霜不能提供足够的防紫外线保护。

When scientists photographed this archer's legs under UV light, they saw this: a dizzying array of geometric patterns and saturated colors.

当科学家在紫外线下拍摄这个弓箭手的腿时，他们看到了这个：令人眼花缭乱的几何图案和饱和的颜色。