string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%BB%93%E5%90%88%E8%BA%AB%E4%BB%BD%E8%AF%81%E5%8F%B7%E7%A0%81%E6%B5%8B%E6%89%8B%E6%9C%BA%E5%8F%B7 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
结合身份证号码测手机号
