string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%B9%E9%87%8F%E7%BB%99%E6%96%87%E4%BB%B6%E9%87%8D%E5%91%BD%E5%90%8D%E9%83%BD%E4%B8%8D%E4%B8%80%E6%A0%B7%E5%90%97 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
批量给文件重命名都不一样吗
