2. Refers to the content beyond the literal meaning of poetry. Jue Yuan's poem "Wangchuan Villa": "There is a picture in the poem and a poem in the picture."
3. Another name for Qu. Preface to Dai Brown in Qing Dynasty: "Poems written by the author of Tian Lai Ji for Bai Renfu in the early Yuan Dynasty. There are many poems, and Ren Fu's works are especially wonderful. "