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Continue to Chat天文學家在7億光年外發現400億倍太陽質量的超大黑洞 https://blog.wongcw.com/2019/08/08/%e5%a4%a9%e6%96%87%e5%ad%b8%e5%ae%b6%e5%9c%a87%e5%84%84%e5%85%89%e5%b9%b4%e5%a4%96%e7%99%bc%e7%8f%be400%e5%84%84%e5%80%8d%e5%a4%aa%e9%99%bd%e8%b3%aa%e9%87%8f%e7%9a%84%e8%b6%85%e5%a4%a7%e9%bb%91/