翻译由于修改和补充的内容较多展示在这个文档里不方便阅读。烦请您移步到正文中查看非常抱歉给您带来麻烦。重新组织引言的思路是围绕环氧树脂和动态共价键两个主要方面进行展开的

Due to the extensive modifications and additions, it is inconvenient to display them in this document. Please refer to the main text for viewing. We apologize for any inconvenience caused. The revised organization of the introduction is centered around two main aspects: epoxy resin and dynamic covalent bonds.