lvyecms(shuipfcms)调用附加表字段

<content action="lists" catid="68" order="id DESC" num="20" moreinfo='1'>
         <volist name="data" id="vo">
                    <li><span>{$vo.title}</span>{$vo.copyfrom}</li>
          </volist>
</content>

moreinfo='1'就可以调用附加表里的字段了比如copyfrom