string(274) "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%E8%80%83%E8%AF%95%E5%BB%B6%E6%9C%9F%E5%88%B0%E5%95%A5%E6%97%B6%E5%80%99%E7%BB%93%E6%9D%9F => Failed to connect to 14.18.117.71 port 38133: Connection refused"
注会考试延期到啥时候结束
