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词汇 M star M
释义 M star M
基本例句
型星
Astronomers have also detected older and smaller M stars, previously thought to be quite dim, that actually outshine the sun in their X-ray emission.天文学家还探测到有一些较老较小的M型星,它们发射的X射线实际上比太阳更加光辉灿烂,而先前人们却认为它们是十分幽暗的。
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