string(258) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%8B%E6%9C%BAip%E5%9C%B0%E5%9D%80%E4%BB%8E%E5%93%AA%E9%87%8C%E7%9C%8B%E5%87%BA%E6%9D%A5 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
手机ip地址从哪里看出来
