<http://schema.org/description>
"\u770B\u89C1\u4E86\u8DDD\u79BB\u770B\u89C1\u4E86\u5DEE\u8DDD\uFF0C\u83AB\u540D\u7684\u4F4E\u843D\u2026"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/yqjun/p326718>