<http://schema.org/description>
"\u4EC0\u4E48\u7834\u5B66\u6821\uFF0C\u8FDE\u9910\u9986\u90FD\u5168\u662F\u7537\u7684\uFF0C\u5F04\u5F97\u4FFA\u50CF\u4E2A\u53E6\u7C7B\u3002\u3002\u3002"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/aki/p35585>