string(260) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=wifi%E9%98%B2%E6%AD%A2%E8%B9%AD%E7%BD%91%E8%AE%BE%E7%BD%AE%E5%9C%A8%E5%93%AA%E9%87%8C%E7%9C%8B => Failed to connect to 14.116.215.7 port 38225: Connection refused"
wifi防止蹭网设置在哪里看
