string(369) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=qq%E6%8B%BC%E5%A4%9A%E5%A4%9A%E7%A0%8D%E4%BB%B7%E7%BE%A4%E4%B8%BB%E5%8A%A8%E5%8A%A0%E5%A5%BD%E5%8F%8B%E5%90%8E%2C%E8%AF%B4%E7%BB%99%E5%A4%9A%E5%B0%91%E9%92%B1%E5%B0%B1%E8%83%BD%E7%A0%8D%E6%88%90%E5%8A%9F => Failed to connect to 61.171.74.35 port 38041: Connection refused"
qq拼多多砍价群主动加好友后,说给多少钱就能砍成功
