<http://schema.org/description>
"\u6211\u7684\u751F\u6D3B\u592A\u5145\u5B9E\u4E86\uFF0C\u5145\u5B9E\u7684\u00D7\u55EF\u3001\u3001\u6C89\u6728\u6728"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/ka_ka_cat/p37491>