该未注册版只有一个限制：一个恢复密码的最大长度为4个字符。

The unregistered version has only one limitation: the maximum length of a recovered password is 4 characters.

youdao

该未注册版只有一个限制：一个恢复密码的最大长度为4个字符。

The unregistered version has only one limitation: the maximum length of a recovered password is 4 characters.

youdao