?字UNICODE编码U+21F4B,10进制: 139083,UTF-32: 00021F4B,UTF-8: F0 A1 BD 8B。(Zi.TTcX.Net)
?字位于中日韩统一表意文字扩充B区(CJK Unified Ideographs Extension B)。by Zi.tTCX.net