string(211) "get document error:https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%A5%E5%91%8A%E7%9A%84%E6%A0%BC%E5%BC%8F => Failed to connect to 61.171.74.35 port 38041: Connection refused"
报告的格式网!