本文讨论了“比”字句可能触发的四种预设:存在预设、事实预设、种类预设和性质(或程度)预设。“比”字句通常都有存在预设和事实预设,这是“比”字句的最基本的预设。影响“比”字句预设分析的主要是比较对象、共比项和结论项的性质和相互之间的关系。 This article discusses four presuppositions that the “比 ” clause may trigger: Existence Presets, Fact Presets, Category Presets, and Nature (or Degree) Presets. “Than ” words usually have existential and factual presuppositions, which is the most basic precondition of the “more than ” sentence. Impact “than” The default analysis is the main comparison of the object, the total items and the conclusion of the nature and the relationship between each other.