中文摘要：

否定词“不”经历了一系列虚化历程，在近、现代汉语中，“不”可以用来表示主观减量标记，也可以通过反诘而强调肯定，从而表现出一系列附缀化的语法特征。“不”的这些附缀化特征可以看作其语法化历程中某一阶段的表现。从附缀“不”在共时层面的非常规用法角度入手，分别从句法分布及其限制环境、语法特征、虚化历程等角度，分析了非真值语义否定词“不”的附缀化功能与表现。

英文摘要：

The negative word＂不＂（not/no） has experienced a series of grammaticalization processes.In modern Chinese language,the word＂不＂（not/no） is used as a marker of the subjective reduction,and it can also have an affirmative meaning in retorting mood.Accordingly,a succession of cliticizatical features is unfolded,which are characteristics in cliticization phase of grammaticalization processing.Starting with the synchronic study of unconventional usage of the word＂不＂（not/no）,this paper analyses its cliticization tendency from the syntactic distribution,restricted context,the grammatical features and grammaticalization processes respectively.