'邮箱已经被占用', 'Username already occupied' => '用户名已经被占用', 'Nickname already occupied' => '昵称已经被占用', 'Mobile already occupied' => '该手机号已经占用', 'Mobile not exists' => '手机号不存在', 'Email not exists' => '邮箱不存在', 'Verification code is incorrect' => '验证码不正确', ];