现代汉语中,最常用的否定词是“不”和“没”。诸家对二者的语法区别做了深刻而全面的讨论,研究者主要是从搭配动词的性质、时间关系以及语义否定和语用否定等方面对它们的使用条件、表意功能等进行研究,多是把这些区别放在同一平面上进行比较。本文研究这些区别的内在深层的联系,旨在找出二者差异的本质所在。 In modern Chinese, the most commonly used negatives are “no ” and “no ”. Each family made a profound and comprehensive discussion on the differences between the two. The researchers mainly studied the conditions of their use and ideographic functions in terms of the nature of the verbs, their time relations, semantic denial and pragmatic negation. It is these differences on the same plane for comparison. This article examines the underlying deep connections of these differences, aiming to find out the essence of the difference between the two.