传统认为文字有“形”、“音”、“义”三个方面,“义”就是“字”的“义”,所以就认为什么是“义”这个问题是很容易解答的。传统又认为,研究字形的书是《说文解字》,研究字音的书是《广韵》,研究字义的书是《尔雅》。今本《尔雅》共十九篇,其中有《释诂》、 Tradition holds that the text has three aspects: “shape”, “tone” and “righteousness.” “Righteousness” is the “righteousness” of “character.” Therefore, the question of what is “righteousness” is easy to answer. Tradition also believes that the study of the shape of the book is “Shuo Wen Jie Zi”, the study of pronunciation of the book is “Guang Yun”, the study of meaning of the book is “Er Ya.” Today’s “elegance” a total of nineteen, of which “release 诂”