<view class="box" wx:if="{{list}}">
    <slot name='top' />
    <view class="row" wx:for="{{list}}" wx:key="index">
        <view class="label">{{item.label}}：</view>
        <view class="value">{{item.value||'--'}}</view>
    </view>
    <slot name='bottom' />
</view>