string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8F%B2%E6%A2%81%E7%8E%89%E6%98%AF%E5%93%AA%E4%B8%AA%E7%BD%91%E6%A0%A1 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
史梁玉是哪个网校
