> 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/2021/07/30-excercise.md).

# 30, 习

天色疲惫幕色重\
灯光昏暗渐销形\
雨落无人听\
鸣笛惊车神反映\
清晨叫起魂飞轻\
声急音愈静\
窗上犹有水留形\
忽记夜梦累\
手抄灵飞经

![](/files/-MfoJGYFzGODSzrfXllx)