spectral line
短语[化] 谱线; 光谱线 [医] 光谱线
词形变化
spectral lines
复数
spectral lines
释义与例句
n.
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1.
a dark or bright line in an otherwise continuous spectrum caused by the absorption or emission of light, at a single wavelength, by the movement of electrons between energy levels of an atom or molecule
物理