There is a ray of Li Bai at the foot of my bed. He is very busy. What do the lyrics mean?

Li Bai is very busy. "The foot of my bed is so bright that Li Bai is very busy. "He quoted Li Bai as saying that Li Bai was very busy, drinking with the emperor and writing poems. "Li Bai is Busy" is the first performance of Zhao Jiayi, a small star artist. This song was written by a pop musician and a famous domestic musician, Li Kai.