string(268) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%94%B7%E6%AC%BE%E9%9E%8B260%E6%98%AF%E5%A4%9A%E5%B0%91%E7%A0%81%E6%95%B0%E7%9A%84%E9%9E%8B%E5%AD%90 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
男款鞋260是多少码数的鞋子
