uv light

常見例句

There are two types of UV light that can harm your skin — UVA and UVB.
太陽光線中有兩種紫外線會對你的皮膚造成傷害，即UVA和UVB。
This type of stress, known as oxidative stress, is caused by exposure to cigarette smoke, UV light and pollution.
這種外力來源叫做氧化應(yīng)激，主要是因暴露於香菸、UV光線以及汙染等引起的。
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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.
紫外線照射下，乾淨(jìng)的沙子呈紫色或黑色。有些鑛物，如海貝中的碳酸鈣，會閃著藍(lán)光，就如同上圖中的鉄鍫的把手。

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，我們已經(jīng)有了紫外光源，讓我們來看看能觀察到什麼，如果那些事情發(fā)生了，我們將會失去電子。
麻省理工公開課 - 化學(xué)原理課程節(jié)選
We know that UV light gets absorbed by glass, so it shouldn't be able to go through the glass.
我們知道紫外光會被玻璃吸收，所以它無法通過玻璃。
麻省理工公開課 - 化學(xué)原理課程節(jié)選
So that means we're going to need to figure out what is the energy per photon that's emitted by that UV light.
所以那意味著我們將需要,計(jì)算出從紫外光源發(fā)射出的,每個光子的能量。
麻省理工公開課 - 化學(xué)原理課程節(jié)選

But recently, it was shown that spiking TiO2 with nitrogen ions gives it photocatalytic capabilities in UV light and visible light.
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In early 2009 Cruver met Dr. Mark Stibich and Dr. Julie Stachowiak, who were studying Russian methods of fighting tuberculosis using UV light.
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She peels back the note with a smile and, without even taking it out, scans my license under the UV light and lets me past.
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