在封建社会,为了维护等级制度的尊严,对君主和尊长的名字避免直接写出或说出,而以其他方法避开,叫做避讳。避讳是我国封建社会长期流行的公文制,是封建等级制度在书写形式上的表现。陈垣先生在史讳学集大成的著作《史讳举例》中,对此作了专门论述,他说:“避讳为中国特有之风俗,其俗起于周,成于秦,盛于唐宋,其历史垂两千年。”在古文书中,避讳常用的方法是改字、空字和缺 In feudal society, in order to maintain the dignity of the hierarchy, the names of monarchs and elders should be avoided from being directly written out or spoken out, and otherwise avoided or called taboo. Taboo is the long-standing official document system of feudal society in our country. It is a manifestation of the feudal hierarchy in the form of writing. Mr. Chen Yuan elaborated on this topic: “Taboo is a peculiar custom to China. Its customs originated in the Zhou Dynasty and became Qin, flourished in the Tang and Song dynasties, Its history hangs for two thousand years. ”In ancient texts, the common method of taboo is to change words, empty words and lack