<http://schema.org/description>
"\u8FD9\u79CD\u5F3A\u70C8\u7684\u60F3\u7A7F\u88D9\u5B50\u7684\u6B32\u671B\u662F\u795E\u9A6C\u3002\u3002\u795E\u9A6C\u3002\u3002\u3002\u5012\u5730"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/knl89/p19735>