?字UNICODE编码U+28224,10进制: 164388,UTF-32: 00028224,UTF-8: F0 A8 88 A4。(zI.tTcX.Net)
?字位于中日韩统一表意文字扩充B区(CJK Unified Ideographs Extension B)。ZI.ttcX.NET天天查询提供