wx-parent/subpackages/detailsimg/detailsimg.wxml

<view style="background: #f5f5f5; padding: 20rpx 0;">
  <view class="container">
    <view wx:for="{{datalist}}" wx:key="id" class="boxs">
      <view>描述：{{ item.describe }}</view>
      <image class="item-image" src="{{item.url}}" />
    </view>

    <float />
  </view>
</view>