基础释义
例句

福克斯词典 \ 英汉词典 \

cepheid是什么意思？

cepheid

英['kɪfaɪd] 美['kɪfaɪd]

造父变星；

例句

His first great discovery was made when he recognized a Cepheid variable star. 他的首次重大发现产生于他认识了一颗造父变星的时候.
Cepheid variable stars are stars whose brightness changes at regular periods. 造父变星是一种光线按规律周期发生变化的恒星.

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