<http://schema.org/description>
"\u4E0D\u8981\u5E72\u6253\u96F7\u4E0D\u4E0B\u96E8\u5440\uFF0C\u6851\u62FF\u5929\u53D7\u591F\u4E86"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/y_li/p12650>