If a book is revised and reprinted, there should be a preface to the second edition, explaining some situations since the first edition of the book, what the new edition has supplemented or revised, and the reasons for the revision.
The earliest collection of poems
At the beginning of China's ancient poetry, the earliest collection of poems included poems from the early years of the Western Zhou Dynasty to the mid-Spring and Autumn Period (1 1 from the 6th century), **3 1 1, among which 6 poems were Sheng poems, that is, they had only titles but no contents, and were called Six Sheng Poems ("Nan Chang". ?
The author of The Book of Songs is anonymous, and most of them cannot be verified. They were collected by Yin Jifu and edited by Confucius. In the pre-Qin period, the Book of Songs was called "The Book of Songs", or it was called "The Book of Songs 300" by integers. In the Western Han Dynasty, it was honored as a Confucian classic, formerly known as The Book of Songs, which has been in use ever since. The Book of Songs is divided into three parts: style, elegance and ode.
"Wind" is a ballad of Zhou Dynasty. Elegant music is the official music of Zhou people, which is divided into harmony and elegance. Ode is a music song used for sacrificial rites in Zhou and aristocratic ancestral temples, which is divided into, and Shang songs.