Refers to the abbreviation of Han Zhengxuan's Jane. Generally refers to the annotation of ancient books. Zheng Xuan is a master of ancient and modern literature. He mainly takes the biography of Mao as the research object and uses three poems in modern literature to explain it. He wrote "Shi Mao Sword", but he did not dare to comment on it, but he walked with an open mind. But the cloud showed that the ancient people's intention was to break with themselves and make it recognizable, so it was called a sword. After the publication of this book, Shi Mao became more and more popular, and these three poems were gradually abolished.
"On Poetry" No.12: "Poets always love Quincy, but hate that no one writes about Jian Zheng."
Yu Dafu's Autumn Prosperity and Sister Liu: "The storm in the city is coming, and I want to write for Pan Shi."
On the basis of Xiao Xu and Mao Zhuan, Jian Zheng develops the theme of poetry through exegesis, which is worthy of attention. It should be said that the poetic purport explained in Jian Zheng can better represent the characteristics of the interpretation of literati's poems in the Han Dynasty.