<http://schema.org/description>
"\u4E0B\u5468\u7684\u4ECA\u5929\u8C8C\u4F3C\u5C31\u4E00\u767E\u5929\u4E86\u5462w~\u665A\u5B89\u55B5~"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/dianxincha/p151222>