Zhizhi Si Qian Youyou Nanshan uses the rhetorical technique of metonymy. Zhizhisiganyouyounanshan originally comes from the Book of Songs and uses the rhetorical technique of metonymy. Metonymy is a rhetorical technique that uses one thing or concept to replace another related thing or concept to increase the image and quality of the language. Vividness, here Zhichisiganyouyounanshan does not directly describe the mountains and water, but borrows this sentence from the "Book of Songs" to replace the reference to esoteric books, thus vividly expressing the author's boring private school. The boredom of life, and the joy of being in the free world of the countryside. The Book of Songs is the beginning of ancient Chinese poetry and the first collection of poetry in China. It collects 305 poems from the early Western Zhou Dynasty to the middle of the Spring and Autumn Period for more than 500 years. Another 6 poems have titles but no content, called Sheng Shi Liu. articles.