嵌套之后，外层设置的下拉刷新在内层嵌套区域无法下拉

<scroll-view class='page-container' style=" height: {{scrollviewHeight}}rpx; overflow-y: scroll;" refresher-enabled="{{scroll_refresher_enabled}}" refresher-threshold="50" bindrefresherrefresh="onRefresh" refresher-triggered="{{triggered}}" bindtouchstart='changeNavbar'  scroll-y="{{true}}" scroll-top='{{topNum}}'
  bindscroll="scrollMOve"
  bindscrolltolower="onReachBottom"
  >//外层区域
<scroll-view scroll-x="true" class="special-area {{ slideShow && 'no-center' }}" enable-flex="true" scroll-with-animation="{true}" scroll-left='0' bindscroll="getleft">