You can use a-z, 0-9 and underscores.
Minimum length is 5 characters.
69
您可以使用 a-z, 0-9 和下划线。
最短长度为 5 个字符。
33/69
Deleted Account,
Jan 23, 2020 at 10:58
您可以使用You can use a-z, 0-9 和下划线。
最短长度为and underscores.
Minimum length is 5 个字符。characters.
69/69
Deleted Account,
Jan 23, 2020 at 10:56