string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=1000m%E5%AE%BD%E5%B8%A6wifi%E6%B5%8B%E9%80%9F%E5%A4%9A%E5%B0%91%E6%AD%A3%E5%B8%B8 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
1000m宽带wifi测速多少正常
