string(258) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88%E6%8B%BC%E5%A4%9A%E5%A4%9Aqq%E4%B8%8D%E8%83%BD%E7%A0%8D%E4%BB%B7 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
为什么拼多多qq不能砍价
