您已经提供了自己的答案...

You have already provided your own answers...

我可以使用代理吗?

Have I to use proxy?

当然.您应该已经为自己的搜寻活动设置了很多代理.

Of course. You should already have setup a bunch of proxies for your wrawling activity.

连接之间的随机等待时间?

Random wait time beetween connections?

是的.在3000到5000毫秒之间进行一些随机等待.

Yes. Use some random wait between 3000 and 5000 ms.

或者，如果您访问URL https://ipv4.google.com/sorry/IndexRedirect...，则可以使用在线验证码服务进行解析.不要打得太频繁，否则您将被禁止.

Alternatively, you could use an online captcha service resolving if you hit the URL https://ipv4.google.com/sorry/IndexRedirect.... Don't hit it too often or you'll get banned.

快乐编码:)