> For the complete documentation index, see [llms.txt](https://www.oulan.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.oulan.com/2023/08/20.md).

# 20

夜半过杭州，忽然惊觉醒。江上清风游，窗外孤鸿影。

![](/files/sFqBPixVKbwt3BrwrKpX)