古今词义,不可能没有变化。以古义解古,以今义释今,这是词义解释中的历史主义原则。在注解古书的时候,我们常常需要参考字典。然而,翻开一部字典,往往会看到一个字有多个义项。如果不从历史词汇学的观点出发,不从某一时代的词义系统出发,而任凭己意取舍,则虽然可在字典上找到几条书证来支撑自己的注释,也难免会犯错误。所以,早就有人想编一本具有历史观点的明辨古今词义演变、严格区分古义今义乃至一个字在不 Ancient and modern meaning can not be no change. To the ancient righteousness, ancient, now righteousness interpretation today, which is the meaning of historical interpretation of the principle. In annotating ancient books, we often need to reference the dictionary. However, turning over a dictionary often sees multiple meanings of a word. If we do not start from the perspective of historical lexicology and do not proceed from the semantic system of a certain era, we may inevitably make mistakes if we can find a few documentary evidence in the dictionary to support our own comments. Therefore, some people have long wanted to compile a historic view of the evolution of ancient and modern semantic meaning, and strictly distinguish between ancient meaning and even a word in the