<http://schema.org/description>
"\u4ECA\u5E74\u7684\u767E\u516C\u91CC\u5F92\u6B65\uFF0C\u6700\u540E\u8FD8\u662F\u53EA\u8D70\u4E86\u516D\u5341\u51E0\u516C\u91CC\u3002\u3002\u3002"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/netcat/p238423>