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单词 secondary spectrum
释义 secondary spectrum
noun
1. : the spectrum of an element in the molecular state as distinct from its atomic line spectrum
2. : residual dispersion by a lens that has been corrected as far as possible for chromatic aberration
3. : the fainter of the two superimposed spectra of a spectroscopic binary star
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更新时间:2026/6/4 16:48:12