string(258) "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%E4%BA%BA%E4%B8%8D%E6%BB%A1%E4%BC%9A%E9%80%80%E6%AC%BE%E5%90%97 => Failed to connect to 125.88.227.171 port 38114: Connection refused"
拼多多人不满会退款吗
