string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%8Aie%E7%9A%84%E4%B8%BB%E9%A1%B5%E8%AE%BE%E7%BD%AE%E4%B8%BA => Failed to connect to 14.18.117.71 port 38069: Connection refused"
把ie的主页设置为
