现代汉语口语句式“那/这叫一个X”中,数量词“一个”用于表达程度,X位置可以是多种性质的成分,“那/这叫一个”的虚化使句式的整体意义用于表达[+感叹义]。对该句式构成限制的分析和对句式的内部描写、外部比较,可以揭示其独特的存在价值和语用效果。 In modern Chinese spoken sentences, “the word / a” is used to express the degree of quantification. “X” can be a component of many kinds of properties, The overall meaning of the sentence is used to express [+ sighs]. Analysis of the composition of the sentence constraints and the internal description of the sentence, the external comparison, can reveal its unique value of existence and pragmatic effect.