<http://schema.org/description>
"\u8AF8\u845B\u4EAE@facebook  \u770B\u4ED6\u5011\u7684\u8A55\u8AD6\uFF0C\u611F\u89BA\u548C\u5927\u9678\u6709\u597D\u5927\u7684\u6587\u5316\u5DEE\u7570\u3002http://goo.gl/cO8mv"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/timemachine/p152857>