Erya means to be close to elegance and conform to elegance, that is, to interpret ancient Chinese words and dialect words in an elegant way to make them close to norms. Er Ya was written between the Warring States Period or the Han Dynasty, and the upper limit should not be earlier than the Warring States Period, because some materials used in the book came from books such as The Songs of Chu, Liezi, Zhuangzi and Lv Chunqiu, which were works after the Warring States Period.
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In history, Erya is highly respected because it summarizes and explains the ancient meanings of many ancient words in pre-Qin ancient books and has become an important reference book for Confucian scholars to read and understand classics. Learning Erya can help you "learn more about birds, animals, plants, insects and fish" and increase all kinds of knowledge.
Erya was regarded as a Confucian classic in the Han Dynasty. When Tang Wenzong carved the Classic of Stone as an adult, he was included in the Classic Department. It was listed as one of the thirteen classics in Song Dynasty. In fact, Er Ya is not a classic, nor is it a vassal of a classic. This is an independent dictionary. With the help of this dictionary, people can read ancient books and study ancient vocabulary. You can learn about ancient society and increase all kinds of knowledge.
Baidu encyclopedia-erya