string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%81%B5%E7%BA%AA%E5%AE%88%E6%B3%95%E6%96%B9%E9%9D%A2%E5%AD%98%E5%9C%A8%E7%9A%84%E9%97%AE%E9%A2%98 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
遵纪守法方面存在的问题
