| 单词 |
pulsating star |
| 释义 |
pulsating star
pulsating star n (Astronomy) a type of variable star, the variation in brightness resulting from expansion and subsequent contraction of the star
pulsating star
pulsating star[′pəl‚sād·iŋ ′stär] (astronomy) Variable star whose luminosity fluctuates as the star expands and contracts; the variation in brightness is thought to come from the periodic change of radiant energy to gravitational energy and back. AcronymsSeePULSAR |
| 随便看 |
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