string(296) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E4%B9%88%E6%8A%8Aie%E6%B5%8F%E8%A7%88%E5%99%A8%E8%AE%BE%E7%BD%AE%E6%88%90%E9%BB%98%E8%AE%A4%E6%B5%8F%E8%A7%88%E5%99%A8 => Failed to connect to 101.89.117.144 port 38208: Connection refused"
怎么把ie浏览器设置成默认浏览器
