A special material on the surface receives UV light from the sun.
表面的一种特殊材料接收来自太阳的紫外线。
One can witness a slightly yellower change in the color of the dog's skin, but to the naked eye, fluorescence cannot be seen without the presence of UV light and goggles.
人们可以看到狗的皮肤颜色稍微变黄，但对于肉眼而言，荧光在没有紫外光照射和未使用护目镜时不会被看到。
When introduced to UV light, the GFP gobbles up photons, producing electrons that enter the circuit as electricity.
当把紫外光放进来的时候，GFP呼哧哧地把光子抓走，并产生电子进入电路产生电流。
Our work shows that a dedicated UV receptor allows skin cells to immediately detect and respond to UV light.
我们的研究工作显示，专门的紫外线感光物质能使皮肤细胞迅速甄别紫外光线并作出反应。
But don't buy a UV light for the nursery just yet.
但是，可千万别放个紫外线灯在保育室。
Using UV light makes it faster, easier and more accurate.
利用紫外灯显然更快，更容易也更精准。
I wonder if there's some UV light out of this new lighting set up in our classroom here.
好的，我想知道这里,我们教室里的这套新的照明装置,是否有一些紫外光出来。
We know that UV light gets absorbed by glass, so it shouldn't be able to go through the glass.
我们知道紫外光会被玻璃吸收，所以它无法通过玻璃。
The sun's emissions of UV light are not uniform, so as it rotates UV-bright regions move in and out of view of Earth.
太阳所发出的紫外光是不统一的，所以由于太阳的自转地球所吸收的紫外光的数量也就不同。
Increased UV light may break down water molecules in the upper atmosphere, reducing cloud formation, says James Russell of Hampton University in Virginia, who was not involved in the study.
美国维吉尼亚州汉普顿大学的詹姆斯·拉塞尔没有参与这次研究，他说，增加的紫外光可能会分解高层大气中的水分子。
When given a doxycycline antibiotic, the female beagle literally glows under UV light.
注射强力霉素抗生素条件下，该雌性的比格犬确实在紫外光照射下发光。
But Ruppy the Glowing Puppy, a cloned beagle that glows red under UV light, has gotten the lion's share of attention, largely because he's adorable.
但是，会发光的小狗拉比却引起了广泛的关注，这也许主要是因为它非常可爱。拉比是一只克隆的小猎犬，在紫外光下会发出红色的光。
OK, so we've got UV light here, and let's see what we can see, and we lose electrons, if that's what's happening.
好了，我们已经有了紫外光源，让我们来看看能观察到什么，如果那些事情发生了，我们将会失去电子。
There are two types of UV light that can harm your skin - UVA and UVB.
太阳光线中有两种紫外线会对你的皮肤造成伤害，即uva和uvb。
This will mean that people can still damage their skin from UV light, as seemingly the swimsuit will not offer any type of cover to the skin.
这意味着人们的皮肤仍将受到紫外线的伤害，因为看起来泳衣不会为皮肤提供任何形式的保护。
To protect your eyes, it is important to wear sunglasses that block out harmful UV light.
为了保护我们的眼睛，戴上太阳眼镜阻挡紫外线伤害是很重要的。
Under UV light, clean sand appears purple or black. Some minerals, such as calcium carbonate in seashells, glow blue, as does a shovel handle in the picture above.
紫外线照射下，干净的沙子呈紫色或黑色。有些矿物，如海贝中的碳酸钙，会闪着蓝光，就如同上图中的铁锹的把手。
The scientists validated previous hunches that UV light and sunlight are to blame for catalyzing chemical reactions of chrome yellow on canvas.
科学家们验证了先前的猜测，紫外线和日光对催化画布上的铬黄的化学反应要负很大的责任。
Not all melanomas can be prevented, but limiting exposure to strong sunlight and other sources of UV light like tanning beds can significantly reduce the risk of getting this very deadly cancer.
并非所有黑色素瘤患者的病情都能被控制，但减少在强日光或其他紫外线来源(如晒黑床)下暴露皮肤的几率将明显降低获得此致命疾病的可能性。
Keep in mind that if you can easily see light through the cloth UV light can also get through to the skin.
时刻牢记如果你能透过布料看到光线，那么紫外线就能透过布料见到你。
Under UV light, clean sand appears purple or black.
紫外线照射下，干净的沙子呈紫色或黑色。
The resulting solution is directed into tubes containing a catalyst that is activated by UV light and causes the dissolved CO2 to react with water (H2O) to form methanol (CH3OH).
由此产生的进一步方案是将这样的溶液导入内容催化剂的试管中，其催化剂在紫外线的作用下使溶于水的二氧化碳（CO2）与水（H2O）反应，生成甲醇（CH3OH）。
Melanin has an extremely important role- it absorbs UV light and dissipates the UV rays as heat.
黑素有着很重要的作用——它可以吸收紫外线，并可以像释放热量一样驱散紫外线。
Although more than 30 states already have legislation to better regulate indoor tanning, doctors think a federal standard is needed, especially since artificial UV light is a known carcinogen.
虽然为了更好地控制室内晒黑，30多个州已经立法，但医生们认为一个全国性的标准是必要的，特别是鉴于人工紫外线是众所周知的致癌物质。
One product that disinfects water with UV light is called AquaStar, made by Meridian Design.
其中有种利用紫外线杀菌的产品叫做“水之星”，由子午线设计公司出品。
ERRC has also investigated ultraviolet (UV) light and irradiation technologies as alternatives or complements to thermal processing.
ERRC还调研了紫外线(UV)和辐射技术作为热处理技术的替代或补充手段。
ERRC has also investigated ultraviolet (UV) light and irradiation technologies as alternatives or complements to thermal processing.
ERRC还调研了紫外线(UV)和辐射技术作为热处理技术的替代或补充手段。
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