| 单词 | cepheid (variable) |
| 释义 | Cepheid (variable) in American English (ˈsɛfiɪd; ˈsifiɪd) noun any of a class of pulsating, yellow, supergiant stars whose brightness varies in regular periods: from the period-luminosity relation, the distance of such a star can be determined : sometimes cepheid (variable) Word origin after Cepheus + -id |
| 随便看 |
英语词典包含298861条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。