Confucius Shu is the interpretation of the Five Classics by Confucius in the early years of Tang Dynasty, which includes both the interpretation of the text and the interpretation of predecessors' notes.
From this, we can spy out the development track of exegetical terms from random to standard and from single to system during the 800 years of Han and Tang Dynasties, which is helpful for us to clearly see the development level of exegetical discipline in each stage: the early Western Han Dynasty was in an important development stage, the middle and late Eastern Han Dynasty had developed to a prosperous stage, and the Tang Dynasty was a further development stage.
The style of the righteous version of Mao's poems is+Mao Chuan+Jian Zheng+sound and meaning+justice.
The vernacular part is Zheng Pu+Shi Mao Xu+the text of the Book of Songs+chapters. Mao's preface+the text of the Book of Songs+chapters and sentences are all big characters.