string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%BD%91%E7%BB%9C%E6%80%BB%E5%8F%97%E9%99%90%E6%80%8E%E4%B9%88%E5%8A%9E%E5%95%8A => Failed to connect to 101.89.159.206 port 38187: Connection refused"
网络总受限怎么办啊
