A leisurely life in

"Comrade Li Yuan, please explain the mechanism behind women's menstruation.",She had a good relationship with Li Yuan's master, and Li Yuan's master happened to be an expert in women's studies. So her questions were actually just letting him off easy...,The unit has a floor area of 144 square meters, a ceiling height of 2.8 meters, and a volume of 404 cubic meters of personal space.。