<http://schema.org/description>
"\u4EBA\u95F4\u7F51\u7684\u5931\u8D25\u5728\u4E8E\u4ED6\u501F\u9274\u7684\u592A\u591A\u4E86\u2026\u2026"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/bazhao/p637>