string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%AE%A1%E8%AE%A1%E9%99%88%E6%A5%A0%E5%92%8C%E9%87%91%E9%91%AB%E6%9D%BE => Failed to connect to 101.89.159.206 port 38100: Connection refused"
审计陈楠和金鑫松
