You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <alllinks galcontinue="三叶草|58955" />
  </query-continue>
  <query>
    <pages>
      <page pageid="58663" ns="10" title="模板:PVZPAKkuaijie" />
      <page pageid="58666" ns="10" title="模板:中波维" />
      <page pageid="58792" ns="0" title="波兰球大战重置版" />
      <page pageid="58793" ns="0" title="波兰球大战" />
      <page pageid="58948" ns="0" title="豌豆射手" />
      <page pageid="58950" ns="0" title="向日葵" />
      <page pageid="58951" ns="0" title="樱桃炸弹" />
      <page pageid="58952" ns="0" title="坚果墙" />
      <page pageid="58953" ns="0" title="马铃薯地雷" />
      <page pageid="58954" ns="0" title="雪花豌豆" />
    </pages>
  </query>
</api>