“本质的”用英语怎么说？

这两者之间有本质的区别.There are essential differences between the two.她确实有直入问题本质的能力。What she does possess is the ability to get straight to the core of a problem.但是, 对财产差别的这种政治上的承认, 决不是本质的东西.This political recognition of property ...