英语词汇“color index”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	color index
释义	WordReference Random House Unabridged Dictionary of American English © 2024 col′or in′dex, [Astron.] Astronomythe difference between the apparent photographic magnitude and the apparent visual magnitude of a star. Astronomythe difference between the magnitudes of a star in any two spectral regions. 1920–25
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