https://blog.wongcw.com/2021/01/28/%e7%a7%91%e5%ad%b8%e5%ae%b6%e5%9c%a83d%e6%89%93%e5%8d%b0%e5%a2%a8%e6%b0%b4%e4%b8%ad%e5%8a%a0%e5%85%a5%e8%91%89%e7%b6%a0%e9%ab%94%e4%bd%bf%e6%9d%90%e6%96%99%e5%9c%a8%e5%85%89%e7%85%a7%e4%b8%8b%e8%ae%8a/
科學家在3D打印墨水中加入葉綠體使材料在光照下變得更堅固