英语词汇“galactic longitude”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	galactic longitude
释义	WordReference Random House Unabridged Dictionary of American English © 2024 galac′tic lon′gitude, [Astron.] Astronomythe angular distance in degrees measured eastward in the galactic plane from a radius drawn from the earth as center to the constellation Sagittarius. 1910–15
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