相声、小品等演员常利用“包袱”理论制造幽默的言语。本文在分析“包袱”和预设关系的基础上发现,预设相悖其实就是“包袱”技法背后的语言学规律。在具体分析小沈阳的一些具有代表性的幽默言语的基础上,初步总结出预设相悖生成言语幽默的三个具体方式,从而更充分地证明了言语幽默的生成机制其实是预设相悖。 Comic dialogues, pieces and other actors often use “bag ” theory to make humorous words. Based on the analysis of the “baggage” and the default relationship, this paper finds that the default is actually the linguistic law behind the “baggage” technique. Based on the concrete analysis of some representative humorous words in Little Shenyang, three concrete ways of presupposing the formation of verbal humor are preliminarily summarized, which proves more fully that the formation mechanism of verbal humor is actually contradictory.