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单词 binary star
释义 binary starn.(名词)
  1. A stellar system consisting of two stars orbiting about a common center of mass and often appearing as a single visual or telescopic object. Also called double star 双星:由两颗围绕一个共同的中心运行的星组成的星系,经常可用肉眼观看或用望远镜可观察到 也作 double star
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