<http://schema.org/description>
"\u597D\u5427\uFF0C\u8FD9\u4E2A\u4E60\u60EF\u5C31\u662F\u4EE5\u524D\u548C\u67D0ex\u517B\u6210\u7684\u554A\uFF01\uFF01\uFF01\uFF01\uFF01"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/laojuan/p63196>