<http://schema.org/description>
"\u4E0D\u60F3\u5DE5\u4F5C\u60F3\u770B\u52A8\u753B\u770B\u6F2B\u753B\u770B\u5C0F\u8BF4&amp;gt; &amp;lt; \uFF08\u6253\u6EDA\u4E2D"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/yqjun/p315393>