string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%8D%E7%8E%A9%E6%8A%96%E9%9F%B3%E5%BE%88%E5%A5%87%E6%80%AA%E5%90%97 => Failed to connect to 125.88.227.171 port 38114: Connection refused"
不玩抖音很奇怪吗
