string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%9B%9B%E5%B7%9D%E4%B8%80%E5%BB%BA%E5%90%88%E6%A0%BC%E7%BA%BF => Failed to connect to 101.89.117.144 port 38022: Connection refused"
四川一建合格线
