释义 |
W Virginis stars W Virginis stars (ver -ji-niss) See Cepheid variables.W Virginis stars[¦dəb·əl·yü vər′jin·əs ‚stärz] (astronomy) Periodic variable stars with periods of about 10 to 30 days; they exhibit two surges of activity from the same star so that there is a doubling of their spectral lines. Also known as Type II Cepheids. |