.. toctree::
   :maxdepth: 3
   :caption:  Keyes Arduino DIY电子积木 37合1 传感器套装

   README.md
   docs/KE3025-KE3025S-KE3026-KE3026S-KE3093-KE3093S Keyes Arduino DIY电子积木 37合1 传感器套装.md