string(312) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8B%BC%E5%A4%9A%E5%A4%9A%E6%8B%BC%E5%9B%A2%E5%A6%82%E4%BD%95%E5%8F%96%E6%B6%88%E8%AE%A2%E5%8D%95%E9%80%80%E6%AC%BE%E7%94%B3%E8%AF%B7%E5%91%A2 => Failed to connect to 125.88.227.171 port 38114: Connection refused"
拼多多拼团如何取消订单退款申请呢
