?字UNICODE编码U+28CEC,10进制: 167148,UTF-32: 00028CEC,UTF-8: F0 A8 B3 AC。来自:(汉语字典)
?字位于中日韩统一表意文字扩充B区(CJK Unified Ideographs Extension B)。(//2Cha.nET/Zi/)