https://blog.wongcw.com/2022/04/28/%e7%a7%91%e5%ad%b8%e5%ae%b6%e9%96%8b%e7%99%bc%e4%b8%96%e7%95%8c%e4%b8%8a%e6%9c%80%e5%b0%8f%e7%9a%84%e5%b7%a5%e4%bd%9c%e9%bd%92%e8%bc%aa%e7%82%ba%e5%88%86%e5%ad%90%e6%a9%9f%e5%99%a8%e6%8f%90%e4%be%9b/
科學家開發世界上最小的工作齒輪為分子機器提供動力