图片：https://www.enterdesk.com/
软件：https://aur.archlinux.org/packages/
https://nodejs.org/en/download/current/
https://ww2.mathworks.cn/help/matlab/ref/
https://github.com/hakimel/reveal.js
https://mermaid-js.github.io/mermaid/#/
https://www.bd2020.com/