https://blog.wongcw.com/2022/05/26/%e5%a4%a9%e6%96%87%e5%ad%b8%e5%ae%b6%e7%99%bc%e7%8f%be%e4%ba%86%e4%b8%80%e5%80%8b%e9%9a%b1%e8%97%8f%e7%9a%84%e5%a4%a7%e8%b3%aa%e9%87%8f%e9%bb%91%e6%b4%9e%e5%af%b6%e5%ba%ab/
天文學家發現了一個隱藏的大質量黑洞寶庫