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      宇宙为何会膨胀?这让爱因斯坦非常“懊恼”!

      宇宙为何会膨胀?这让爱因斯坦非常“懊恼”!

      我国古代先人非常有智慧,在汉代古书刘安的《淮南子·齐俗》中,就提到过“四方上下谓之宇,往固来今谓之宙”,简单来说宇是空间,宙是时间,所以宇宙学是一门研究时空的学问。 在宇宙中,时间和空间基本上是一回...
      科技# 宇宙# 引力波
      6yrs ago
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