倍投进一退二方法简介：After a while, Songyun came back, holding two spiritual herbs in his hand and handing them to Li Dao, and said: These two plants are the tallest in the year in the medicine garden. Sir, do you think they are suitable?
After a while, Songyun came back, holding two spiritual herbs in his hand and handing them to Li Dao, and said: These two plants are the tallest in the year in the medicine garden. Sir, do you think they are suitable?
