Basic explanation of the last stream

(1) refers to bad habits; Dirty.

"A Brief History of Han Ranger": "I disregard morality and indulge in the last stream."

(2) refers to the lowest level.

"Hanshu consorts Biography": "The East Palace supports me, and I believe in the end." Changxin Palace, the name of Han Palace, is the place where Empress Dowager Cixi lived.

(3) refers to the end time; End stage

"History of Han, Art and Literature": "There were five emperors in the Zhou Dynasty, and the governors were in politics. Roots and branchlets are strong. Therefore, its last stream is also relevant. "