英语词汇“period-luminosity law”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	period-luminosity law
释义	period-luminosity law noun : a law in astronomy: the period of light variation of a Cepheid variable is in direct relation with its absolute magnitude whereby intrinsically fainter stars have the shorter periods
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