GOOGLE邮箱很奇怪？

We've detected unusual activity on your account. To immediately restore access to your account, choose how to verify your account.

啥意思

侦测到你的账户有不寻常行为，请选择验证方式来恢复对账户的访问

今天早上我的gmail帐号也不正常了，无法同步。验证下就好了

一般输个手机号就通过了