语法是组词造句的规则,反映的是语言的结构规律。而修辞,则是语言运用的规律。一般而言,不符合结构规律、亦即不合语法的话语会影响到语言表达和思想交流的正常进行,这是人所共知的。但另一方面,符合语法的语句,未必能取得理想的表达效果。譬如:“这人很爱说话,说个不停”,这句话在语法上毫无问题,却平淡无味。但如果说“这人口若悬河,滔滔不绝”,因为使用了比喻、描摹的修辞手段,效果就好得多,这就是修辞的作用。也就说、语法解决 Grammar is a group of rules to make sentences, reflecting the laws of the structure of the language. The rhetoric, it is the law of language use. In general, discourse that does not conform to the law of structure, that is, discordance, affects the normal conduct of language expression and exchange of ideas. It is well known. On the other hand, grammatical statements may not achieve the desired result. For example: “This person is very talkative, non-stop,” this sentence has no problem in grammar, but dull. However, if we say that “this population is drowned out and there is endless flow of water,” it is much rhetorical to use rhetorical devices like metaphors and tracing. In other words, the grammar is solved