//Father组件
    <template>
        <Children :remoteMethod="remoteMethod" />
    </template>
    <script>
        export default{
            methods: {
                remoteMethod() {
                    //想让这里this指向Father,而不是指向Children
                    console.log(this)
                }
            }
        }
    </script>
    
    //Children组件
    <script>
        export default{
            props: {
              remoteMethod: {
                type: Function
              }
            }
        }
    </script>