vue引入子组件不显示？

Question

报以下错误 是什么原因

vue.esm.js?71e4:479 [Vue warn]: Unknown custom element: <img-exp> - did you register the component correctly? For recursive components, make sure to provide the "name" option.

found in

---> <ShopMobile> at C:UsersadminDesktopnewsrccomponentssettingchildrenshopMobile.vue

   <App> at C:\Users\admin\Desktop\new\src\App.vue

     <Root>

Answer 1

import imgExp from ...components: {imgExp,}//需要先注册才可以使用。