string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B3%A8%E4%BC%9A%E6%80%8E%E4%B9%88%E8%80%83%E8%AF%95%E7%9A%84 => Failed to connect to 101.89.117.144 port 38208: Connection refused"
注会怎么考试的
