皮肤是宿主和环境之间的一道屏障。它由数层结构组成。最表面不含血管的薄层是表皮，覆于真皮之上，真皮层则较厚，包含毛囊、皮脂腺和汗......

Ningshu Xiji (宁舒洗剂), a compound TCM Lotion developed by Prof. Chen Shuchang of the Oriental Hospital, has the effect......