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>
    <alltransclusions gatcontinue="Main|10656" />
  </query-continue>
  <query>
    <pages>
      <page pageid="2240" ns="0" title="工业设计" />
      <page pageid="5685" ns="0" title="Wiki语法简介" />
      <page pageid="10026" ns="6" title="文件:图象识别牛与人 2017-12-11 17-52.jpg" />
      <page pageid="10027" ns="6" title="文件:北纬四十三度，海拔1688米，长白山脉北端张广材岭大秃子岭。 2017-12-11 17-57.jpg" />
      <page pageid="10168" ns="6" title="文件:人脸和眼识别效果 2018-07-17 09-54.jpg" />
      <page pageid="10656" ns="0" title="机床" />
      <page pageid="10658" ns="0" title="机械工程" />
      <page pageid="11515" ns="6" title="文件:Upbox 3d printer 2019-05-16 13-07.jpeg" />
      <page pageid="12311" ns="6" title="文件:可爱捏 2021-09-24 14-53.jpeg" />
    </pages>
  </query>
</api>