Seven-character poem is one of China's modern poems. The meter is very strict Shen Yue's new-style poems originated in the heyday of Qi Yongming in the Southern Dynasties, paying attention to rhythm and duality. They were further developed in Shen Quanqi and Song in the early Tang Dynasty and matured in Du Fu. Rhythm requires the unity of the number of words in poetry. Rhythm consists of eight sentences, and seven sentences are called seven-character verse. Each song has eight lines, seven words in each line, and every two lines are connected, which is divided into four parts: the first part, the parallel part, the neck part and the tail part.
2. As far as the subject matter is concerned, the Seven Laws Long March is a revolutionary poem.
The poem "Seven Laws and Long March" vividly summarizes the battle course of the Red Army's Long March, enthusiastically praises the whole process of the arduous 25,000-mile long March of the Chinese Workers and Peasants Red Army, and praises the heroic and tenacious revolutionary heroism and revolutionary optimism of the Chinese Workers and Peasants Red Army. This poem reviews the numerous difficulties and obstacles overcome by the Long March in the past year, and shows the poet's fighting pride full of joy.