There are two kinds: quoting useful things and quoting poems of predecessors. Using things is to express the author's thoughts and feelings through historical stories, including his position and attitude towards some problems in real life, personal feelings and wishes. , belongs to the ancient express my feelings. Quoting or borrowing the poems and songs of predecessors is also an allusion, aiming at deepening the artistic conception in poetry, prompting people to associate and seek the implication. For example, almost every sentence in Wang Bo's Preface to Wang Tengting uses allusions, which enhances the cultural connotation of the article; In Yangzhou Slow, Jiang Kui used Du Mu's poems either explicitly or implicitly, forming a contrast between reality and reality, and expressing the desolation that things are different and different.
3. If allusions are used properly, good artistic effects can be obtained. The use of allusions in poetry can not only make the language of poetry concise, but also increase the richness of content, enhance the vividness and implicitness of expression, receive concise and thought-provoking effects, and enhance the expressive force and appeal of works.