string(266) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E4%B8%AA%E6%B2%A1%E7%BB%8F%E9%AA%8C%E7%9A%84%E4%BA%BA%E5%BC%80%E4%B8%AA%E5%95%A5%E5%BA%97%E5%A5%BD%E5%91%A2 => Received HTTP code 403 from proxy after CONNECT"
一个没经验的人开个啥店好呢
