The Song Dynasty was an important period in the history of Chinese literature. The Eight Great Masters of the Tang and Song Dynasties: Han Yu and Liu Zongyuan of the Tang Dynasty and Su Shi, Su Xun, Su Zhe, Wang Anshi and Ouyang Xiu of the Song Dynasty. 2. Ci studies: refers to the study of lyrics and songs, including the rhythm, rhyme, rhetoric, musicality and other aspects of the word. 3. Ci and Qu: refers to the musical form of the words used for singing, including tunes, tunes, performance techniques, etc. 4. Ci School: It refers to some Ci writers of the Song Dynasty and the literary schools they belonged to, such as the "Xin School" of Xin Qiji, Li Qingzhao, Su Shi, etc., and the "Two Masters of the Southern Tang Dynasty" school of Lu You and others. Cihua: refers to literary works such as Cihua that introduce lyrics and works. 6. The bold and unconstrained school: It refers to a school of literature in the Song Dynasty, represented by Su Shi, Su Xun, Xin Qiji, etc. They advocate a bold and unrestrained literary style. 7. The School of Grace and Restraint: A school of literature in the Song Dynasty, represented by Li Qingzhao, Xin Qiji, Lu You, etc. They advocated a subtle and euphemistic literary style. 8 Song Dynasty literature: It refers to the literature of the Song Dynasty, including poetry, prose, novels, etc. 9. Song Dynasty culture: It refers to the cultural phenomena of the Song Dynasty, such as the imperial examination system, the development of science and technology, religious culture, and artistic achievements. These are just some of the important terms in the history of Song Dynasty literature. Song Dynasty literature was a rich and colorful, extensive and profound literary system. There are many other important terms and concepts that need to be understood in depth.