bwj_wechat/components/My_liveAccountMsg/index.wxml

<view class="msgBox">
    <!-- 标题和按钮 -->
    <view class="msgBox-title-and-but">
        <view class="msgBox-title">{{title}}</view>
        <slot name='but'></slot>
    </view>
    <!-- 内容 -->
    <slot name='con'>

    </slot>
</view>