东汉许慎所著《说文解字》(简称《说文》)是中国文字史上一个重要的里程碑。本文通过对《说文》或体字的历时性探究,明确或体字的性质和地位;并以正篆与或体字的繁简为标准,从字形学的角度出发,对《说文》或体字进行具体的阐述。本文的研究在一定程度上完善《说文》重文研究,为《说文》或体的进一步研究打下基础,也有助于异体字的整理与规范。 Xu Shen, Eastern Han Dynasty, “Shuo Wen Jie Zi” (referred to as “Shuo Wen”) is an important milestone in the history of Chinese characters. Through the diachronic exploration of “Shuo Wen” and “Tuan Zi”, this paper clarifies the nature and position of “Shuo Wen” or “Tuan Zi”. Based on the standard of Zheng Zhuan and “Tuan Zi”, and from the perspective of zigzag, Or body words for a specific explanation. The research in this paper improves the study of Shu Wen by a certain extent, which lays the foundation for the further study of Shuo Wen or the body and also facilitates the collation and standardization of the different characters.