<http://schema.org/description>
"\u6CA1\u529E\u6CD5\u5728\u5BB6\u91CC\u5F85\u4E0B\u53BB \u5B9E\u5728\u6CA1\u529E\u6CD5\u597D\u597D\u76F8\u5904 \u600E\u4E48\u529E"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/tuya/p12115>