3d怎么计算下期的跨度

简介：My mother is like this, she can’t sit still! Li Tiancheng, who shook his head and smiled, invited Xiao Xiaobai to sit down on the sofa in the living room, and then took out a can of tea from the small cabinet on the side: "I don't have any big hobbies, but I prefer drinking tea." This jar of tea is the Mingqian Longjing tea that I specially asked someone to buy from Hangzhou. It is this year’s new tea.