[{"title":"( 4 个子文件 11.47MB ) Kira 高数+线代+概统笔记","children":[{"title":"Kira 概统解题指南 2017.pdf <span style='color:#111;'> 2.85MB </span>","children":null,"spread":false},{"title":"Kira 概统十篇 2018.pdf <span style='color:#111;'> 971.41KB </span>","children":null,"spread":false},{"title":"Kira 线代小菊花丸 2017(全).pdf <span style='color:#111;'> 3.80MB </span>","children":null,"spread":false},{"title":"Kira 高数葵花宝典 2017(修订版).pdf <span style='color:#111;'> 4.03MB </span>","children":null,"spread":false}],"spread":true}]