It is argued that strict implication proposed by Lewis is essentially the same as material implication in that it is a truth-unction based defintion of implication.

• 严格蕴涵和实质蕴涵本质上都是基于命题真假函项的蕴涵概念的定义方法,并不能从根本上解决实质蕴涵会导致蕴涵怪论的问题。