论反事实条件句

On Counterfactual Conditionals

反事实条件句与实质蕴涵和严格蕴涵不同,在历史上解决反事实条件句的理论主要有共存性理论和相似性理论,但这两种理论都存在一定的局限性,实际上,反事实条件句是一个语用概念,它表达了对某种事件或现象的情感或意向,与主体有密切的关系。

The counterfactual conditionals is different from material implication and strict implication, There are coexisting theory and similar theory in history, but both of them have certain limitation. In fact, the counterfactual conditional is a pragmatic conception that expresses the tendency or sentiment to some events or environments and possesses close relation to the subject.