https://blog.wongcw.com/2023/01/24/%e9%bb%91%e6%b4%9e%e4%b9%8b%e8%ac%8e%ef%bc%9a%e5%a4%a9%e6%96%87%e5%ad%b8%e5%ae%b6%e5%8f%aa%e8%83%bd%e6%8b%bc%e6%b9%8a%e5%87%ba%e7%9c%8b%e4%b8%8d%e8%a6%8b%e7%9a%84%e5%b7%a8%e4%ba%ba/
黑洞之謎:天文學家只能拼湊出“看不見的巨人”的起源