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-现代词典

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	l'istesso l'istesso tempo listful listing listing listless listlessly listlessness list price lists lists list system lisu lisztian lisée lit lit litany litas litchi litchi litchi nut lit clos lit-crit LitD

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