string(284) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%80%83%E9%A9%BE%E7%85%A7%E5%BF%85%E9%A1%BB%E4%BD%93%E6%A3%80%E5%90%8E%E6%89%8D%E8%83%BD%E7%BB%83%E8%BD%A6%E5%90%97 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
考驾照必须体检后才能练车吗
