<http://schema.org/description>
"\u6362\u4E86\u4E2A4S \u7ED3\u8BBA\uFF1A\u4E2D\u5173\u6751\u6CA1\u6709\u4E0D\u9A97\u4EBA\u7684\u5E97\uFF08\u256C\uFFE3\u76BF\uFFE3\uFF09"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/koyomi/p146912>