string(287) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%AE%B6%E9%87%8Cwifi%E9%80%9F%E5%BA%A6%E6%85%A2%E6%98%AF%E8%B7%AF%E7%94%B1%E5%99%A8%E7%9A%84%E5%8E%9F%E5%9B%A0%E5%90%97 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
家里wifi速度慢是路由器的原因吗
