恒星的颜色取决于它的表面温度。
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.
不同的元素或化合物吸收并释放不同颜色的光波,通过对一个恒星的光谱进行研究,我们能够推测它可能的成分。
Different elements or compounds absorb and emit different colors or wavelengths of light, and by studying a star's spectrum, one can divine what its composition might be.
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