凯利公式是什么时候的知识点简介：These training halls were established in palace courtyards and looked very retro. If it weren't for the modern clothes, Qin Fen almost thought he was in one of those ancient martial arts halls.
These training halls were established in palace courtyards and looked very retro. If it weren't for the modern clothes, Qin Fen almost thought he was in one of those ancient martial arts halls.
