这里的双大括号会告诉应用：从组件中读取title和hero属性，并且渲染它们。
The double curly braces tell our app to read the title and hero properties from the component and render them.
这里的双大括号会告诉应用：从组件中读取title和hero属性，并且渲染它们。
The double curly braces tell our app to read the title and hero properties from the component and render them.
应用推荐