“从反某”是《说文解字》中的一类特殊现象。这些字总是成对出现,是某个字的反写。但许慎在描述这类现象时,并没有统一的体例。本文对这些字在书中所用的术语、位置以及它们之间的意义关系进行了分析,以便使人们可以更好地了解这些现象并关注这类现象。 “From anti” is a special kind of phenomenon in “Shuo Wen Jie Zi”. These words always appear in pairs and are the reverse of a word. However, Xu Shen in describing such phenomena, there is no uniform way. The paper analyzes the terms, locations, and meanings of the words used in the book, so that people can better understand the phenomena and focus on them.