string(268) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%94%B7%E9%9E%8B260%E6%98%AF%E4%BB%80%E4%B9%88%E7%A0%81%E6%95%B0%E7%9A%84%E9%9E%8B%E5%AD%90%E5%91%A2 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
男鞋260是什么码数的鞋子呢
