string(251) "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%E8%83%BD%E8%AE%A9wifi%E7%BD%91%E9%80%9F%E5%BF%AB%E4%B8%80%E7%82%B9 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
怎么能让wifi网速快一点
