string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%99%BE%E5%90%88%E8%8A%B1%E6%8A%98%E6%B3%95%E7%AE%80%E5%8D%95%E6%BC%82%E4%BA%AE => Failed to connect to 61.171.74.35 port 38041: Connection refused"
百合花折法简单漂亮
