string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=21%E5%B9%B4%E6%B3%A8%E4%BC%9A%E7%BB%8F%E6%B5%8E%E6%B3%95%E8%80%83%E9%A2%98 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
21年注会经济法考题
