string(239) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BB%80%E4%B9%88%E8%BD%AF%E4%BB%B6p%E5%9B%BE%E6%9C%80%E5%8E%89%E5%AE%B3 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
什么软件p图最厉害
