<http://schema.org/description>
"\u8FD8\u662F\u6709\u4EBA\u8BB0\u5F97\u6211\u7684\u751F\u65E5 \u4E5F\u662F\u633A\u611F\u52A8\u7684\u545C\u545C\u545C"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/cubed/p292862>