literally dragons and snakes mingle; refers to a situation or place where worthy people and scoundrels are mixed together; same as [[鱼龙混杂|魚龍混雜|yu2 long2 hun4 za2]]

(idiom) describes calligraphy that is lively, vigorous, and fluid; literally the brush flows like a dragon or snake

lit. dragons flying and snakes moving; used to describe calligraphy that is lively, vigorous, and full of fluid power

the year in which a great master or scholar passed away; refers to the end of a person's life or a premonition of death

(idiom) a mix of good and bad people; a place where all sorts of characters, including criminals and shady figures, mingle together