string(284) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E6%9E%9C%E5%AE%9E%E4%BD%93%E5%95%86%E5%AE%B6%E6%8B%92%E7%BB%9D%E9%80%80%E6%AC%BE%E6%80%8E%E4%B9%88%E5%8A%9E => Failed to connect to 101.91.112.32 port 38195: Connection refused"
如果实体商家拒绝退款怎么办
