自从语言和言语被彻底切分开以后 ,语言学的研究迈进了一个新时代。以此切分为立足点 ,语言作为一个动态平衡系统中的成员 ,不断从平衡走向不平衡再走向另一个平衡。语言的活性体现在其面对言语的偏离和变异时所具有的调节和制约能力。物理学中的“张力”这一概念被赋予了语言学的特点。语言的发展变化对修辞学产生正面的影响 Since the language and speech have been completely separated, the study of linguistics has entered a new era. In order to cut the foothold, the language as a member of a dynamic balance system, continue to move from equilibrium to unbalance and then to another balance. The activity of language is reflected in its ability of adjustment and control in the face of deviation and mutation of speech. The concept of “tension” in physics is endowed with linguistic features. The development of language has a positive effect on rhetoric