一束光通过棱镜就会形成光谱。
A spectrum is formed by a ray of light passing through a prism.
红色和紫色位于光谱的两端。
它位于光谱的红外线区域内。
光谱学也可以揭示这些修饰层的组成。
Spectroscopy can reveal the composition of those touch-up layers too.
如果太阳光的光谱被放大了，会怎样呢？
他用棱镜把白光分解成光谱中的各种颜色。
He used a prism to break white light down into the various colors of the spectrum.
这种元素是利用X 射线光谱学发现的。
这种光通过棱镜，而棱镜把它分割成了一道光谱。
This light is passed through a prism, which breaks it up into a spectrum.
我们用火焰测试编制了一个包含多种元素的光谱库。
A kind of spectroscopic library of elements was compiled using flame tests.
直到光谱学发展，天文学才真正发展为今天的科学。
Now astronomy didn't really bloom into the science it is today until the development of spectroscopy.
那么我们如何知道哪些光谱模式与哪些元素相匹配呢？
So how do we know which spectral patterns match up with which elements?
如果你观察其他恒星的光谱，你会发现它们的颜色是一样的。
If you were looking at the spectrum of some other star, the colors would be the same.
这是一个很好的例子，说明了光谱学在天文学中有多么重要。
This is a good example of how important spectroscopy is in astronomy.
我对艺术很感兴趣，也认为应用光谱学来分析艺术很有意思。
I'm interested in art and to me it's interesting how spectroscopy is used to analyze art.
通过利用紫外光，我们可以看到颜料各个组成部分的光谱特征。
Using ultraviolet light, we can see the spectral signature of each component part of the pigment.
我们得到了一束太阳光的光谱，它看起来像是颜色在互相渗透。
So we've got a spectrum of a beam of sunlight and it looks like the colors bleed into each other.
他们预计会看到某个特定的频率，或者在这里的光谱中的一条线。
They were expecting to see one certain frequency or one line in the spectrum at this point here.
光谱显示，这些恒星在膨胀的红巨星阶段肯定曾经吞没过这些行星。
The spectra show that the stars must have swallowed such planets during their expansive, red-giant stage.
在照亮雨林地面的光谱中，能够清晰地看到这种让人印象深刻的展示。
This impressive display is clearly visible in the light spectrum illuminating the forest floor.
如果你真的放大太阳光的光谱，你可以分辨出多达10万条的光谱线。
If you really magnify the spectrum of the sunlight, you could identify more than 100,000 of them.
光谱学相对以前解析作品的方法有一个明显优势，即它不会对原作造成损害。
Spectroscopy has a very distinct advantage over previous methods of analyzing our works, because it's not invasive.
比如，可能会让我们决定有哪些不同的元素可以产生一个有五条不同的谱线的光谱？
We might be asked, for example, to determine what different elements could produce a spectrum that gave 5 different lines.
例如，经过训练的观察者主要通过对光谱中出现的简单线条的精确分析来获取关于恒星的大量信息。
For example, trained observers obtain a very large amount of information about a star mainly from the accurate analysis of the simple lines that appear in a spectrum.
应用推荐