string(233) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%AE%B6%E9%87%8C%E7%9A%84wifi%E6%85%A2%E7%9A%84%E8%A6%81%E6%AD%BB => Failed to connect to 61.171.74.35 port 38041: Connection refused"
家里的wifi慢的要死
