"Comrade Li Yuan, please explain the mechanism behind women's menstruation.",After leaving the exam hall, Li Yuan's smile became even more radiant. Although he knew he would pass, after officially becoming a regular employee, he was still excited because the good days were finally here.,Looking at the two bedrooms that had been filled to the brim after four years in this "space," Li Yuan felt a sense of lightness. It was truly a hopeful era.。