弘扬国学 · 传承文化

Cepheid

['si:fiid]

解释

n. 造父变星；仙王星座的变光星

※ 提供单词"Cepheid"的中文意思、发音示范及音标对照，中英文词源、例句和用法等。

英文词源

Cepheid (n.): type of variable star, 1904, from Delta Cephi, the name of the first such star identified, which is in the dim northern constellation Cephus, named for Greek Kepheus, a mythical king. With -id.

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例句和用法

1. 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.

2. 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.