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.
一位英国天文学家在分析一台太阳光摄谱仪时，注意到一种特殊的光谱线模式，它与图书馆里的任何一种都不匹配。
A British astronomer was analyzing a spectrograph of sunlight, and he noticed a particular pattern of spectral lines that didn't match anything in the library.
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