• 路由嵌套指的是如何定义子级路由
      1. {
      2.   path: "news",
      3.   component: NewsComponent,
      4.   children: [
      5.       {
      6.           path: "company",
      7.           component: CompanyComponent
      8.       },
      9.       {
      10.           path: "introduce",
      11.           component: IntroduceComponent
      12.       },
      13.   ]
      14. },
      ```typescript // news.component.html company introduce

    ```