Erya contains more than 4,300 words, which are divided into 209 1 items. There are 20 articles in this book, and there are 9 articles/kloc-0. According to the category, these projects are divided into explanation, explanation, training explanation, explanation of family, explanation of palace, explanation of music, explanation of heaven, explanation of land, explanation of hills, explanation of water and explanation of heaven.
Erya is the originator of Chinese dictionaries. It is not only the ancestor of dictionaries, but also one of China's classical works ―― Classic and Thirteen Classics, which are the core components of China's traditional culture.
Erya is the first dictionary. Er means near (later written as near), and Ya means right. This refers to Yayan, a language with standard pronunciation, vocabulary and grammar. Erya means approaching and conforming to elegance, that is, explaining the elegance of archaic words and dialect words to make them close to norms.