模糊性是人类语言的本质属性。语言的模糊性自古以来便受到人们的关注,如今更成为广大学者研究的对象。据史料记载,早在公元前4世纪,希腊哲学家欧布里德就提出了“连锁推理悖论”(sorites paradox),虽说是悖论,但反映出当时的哲学家们已经注意到了模糊现象的存在;1965年,扎德(L.A.Zadeh)提出了著名的“模糊集”概念,随即产生了模糊数学、模糊逻辑学、模糊语言学等分支学科;20世纪70年代,美国语言学家拉克夫(G.Lakoff)将模糊理论引入语言 Fuzziness is the essential attribute of human language. The vagueness of language has drawn people’s attention since ancient times, and now it has become the object of study by many scholars. According to historical records, as early as the 4th century BC, the Greek philosopher Aubrey Reid proposed “sorites paradox”, which is a paradox, but reflects that the philosophers of the time had noticed The phenomenon of fuzzy phenomenon. In 1965, LAZadeh proposed the famous concept of “fuzzy set”, then led to the branch of fuzzy mathematics, fuzzy logic and fuzzy linguistics. In the 1970s, the American language G. Lakoff introduced fuzzy theory to the language