<http://schema.org/description>
"\u4E09\u4E9A\u70ED\u662F\u70ED\uFF0C\u4F46\u662F\u6CA1\u6709\u868A\u5B50\u543C\u543C\u543C\u543C\u543C~"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/yu/p135122>