string(267) "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%E7%9A%84%E7%BB%BC%E5%90%88%E9%98%B6%E6%AE%B5%E8%80%83%E8%AF%95%E9%9A%BE%E5%90%97 => Failed to connect to 101.89.159.206 port 38100: Connection refused"
注会的综合阶段考试难吗
