| 单词 | beta Cephei stars |
| 释义 | beta Cephei stars [`bād·ǝ `sef·ē´ī ´stärz] ASTRONOMY A class of pulsating variables lying above the upper main sequence with short periods of 31/2-6 hours, spectral classes B0 to B3, and doubly periodic light curves. Also known as beta Canis Majoris stars. |
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