string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%BD%AF%E5%A6%B9%E7%AE%97%E4%B8%80%E4%B8%AA%E5%9D%91%E5%90%97 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
软妹算一个坑吗
