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来自维基百科,自由的百科全书
有各种说法,列于其下:
清钦天监1752年编成《仪象考成》星表,北极增加了4颗肉眼可见的星,其中庶子增3星,后宮增1星。
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.