This has been discussed many times. Avatars will be enabled once the new forum software is implemented.
详见讨论贴:
https://bitcointalk.org/index.php?topic=455867.0
So when will the new forum software be implemented?详见讨论贴:
https://bitcointalk.org/index.php?topic=455867.0
https://docs.google.com/document/d/1bHlm4NQkSzaBTT5tLIqQBmV92wSsbdOX5r-dRR9Dgg0/edit