https://blog.wongcw.com/2021/07/15/%e6%b3%95%e9%99%a2%e8%a3%81%e5%ae%9amemoji%e5%95%86%e6%a8%99%e6%8c%81%e6%9c%89%e4%ba%ba%e5%89%b5%e5%bb%ba%e6%87%89%e7%94%a8%e7%a8%8b%e5%ba%8f%e5%8f%aa%e6%98%af%e7%82%ba%e4%ba%86%e8%b5%b7%e8%a8%b4/