The explanation of flying dragon and snake describes the calligraphy style as vigorous and vivid. Song Su Shi's "Xijiang Yue·Pingshan Hall" lyrics: "I haven't seen the old immortal for ten years, and dragons and snakes are flying on the wall." Song Luyou's "Ci Yun Wu Jiu Farewell and Seeing Posts": "There is no reason to see the dragons and snakes flying, and I feel ashamed. "Wenyuan belongs to Si Chi" Chapter 37 of "Water Margin": "The Taoist priest rolled up his robe, polished it until the ink was thick, and dipped his pen into a full body. The dragon and snake were flying on the wall, and he waved down the twenty-eight sticks as big as the mouth of a bowl. The word "Dragon and Snake Flying" is also used. Ye Shengtao's "Resistance": "In a signature book for the founding meeting, there are ink characters with dragons and snakes flying and pencil characters in small regular script." Bing Xin's "Past Events·Sister Liuyi": "I only remember the dragons and snakes flying on the paper, The writing style is very beautiful. "The interpretation of the word "dragon and snake" is a metaphor for the extraordinary character who is born in the deep mountains and swamps. ;;"Zuo Zhuan; The Twenty-First Year of Duke Xiang". Du Yu's note: "In an extraordinary place, extraordinary things arise." ;Detailed explanation.Dragon and snake. "Yi Xici Xia": "The sting of the dragon and snake is to protect the body." Later, the "dragon and snake" was used as a metaphor for retreat. "Book of Han·Yangxiong Biography Part 1" explanation of flying. Elegant and vivid. Liang Liu Xie of the Southern Dynasty wrote "Literary Hearts and Carving Dragons·Interpretation of Fu": "Extension of Life "Aura" contains the power of flying." Song Luyou's "Jade Bureau Visiting Mr. Dongpo's Overseas Portrait" poem: "There are three thousand stamps on the bus, and the words are jagged. Fly."