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 alcontinue="B.B.马尔科夫尼科夫" />
  </query-continue>
  <query>
    <alllinks>
      <l ns="0" title="B" />
      <l ns="0" title="B.-P.-E.克拉珀龙" />
      <l ns="0" title="B.A.A.墨索里尼" />
      <l ns="0" title="B.A.W.罗素" />
      <l ns="0" title="B.A.拉夫列尼约夫" />
      <l ns="0" title="B.A.皮利尼亚克" />
      <l ns="0" title="B.A.肯尼迪" />
      <l ns="0" title="B.A.谷德" />
      <l ns="0" title="B.B.博尔特伍德" />
      <l ns="0" title="B.B.波雷诺夫" />
    </alllinks>
  </query>
</api>