英语词汇“cosmic year”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	cosmic year
释义	cosmic year noun : the estimated time required for a star at the sun's distance from the center of the Milky Way galaxy to make one trip around it in a circular orbit, about 200 million years
随便看	stammer stammerer stammering stammeringly stamnos stamp stamp stamp battery stamp book stamp booklet stamp copper stamp duty stamped stamped stampede stampedo stamped paper stamper stamper stamp hammer stampic stamping stamping stamping ground stamping mill

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