Extending Meanings are studied in Wang Chuan Shan' s Shuo Wen Guang Yi firstly in the form of special works ; There are many similarities with Shuo Wen Jie Zi Zhu for the methods of word notes, style and terms used in this book. There are almost the same views about the laws of extending meanings between these two books. In view of the original ideals about the theory and methods of extending meanings in Shuo Wen Guang Yi ,the linguistic field ought to write...