Accordingly, the dissertation discusses essentialism problems of modal logic in two main aspects, i. e. doctrine of possible worlds and scheme of essentialism.
据此，文章从两个主要的方面讨论了模态逻辑中的本质主义问题，即可能世界学说和本质主义方案。
2
Through analysing its forming basis, facing the confusion, the article points out that the final goal of essentialism is consistent with that of freedom of contract.