<http://schema.org/description>
"\u6240\u8C13\u827A\u672F\u5DE5\u4F5C\uFF0C\u5176\u5B9E\u5C31\u662F\u4E0D\u65AD\u7684\u5728\u6311\u6218\u81EA\u5DF1\u7684\u5BA1\u7F8E"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/bazhao/p265346>