string(337) "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%E7%A0%8D%E4%BB%B7%E5%A4%B1%E8%B4%A5%E4%BC%9A%E4%B8%8D%E4%BC%9A%E5%96%8A%E4%BD%A0%E4%BB%A5%E5%8E%9F%E4%BB%B7%E6%A0%BC%E4%B9%B0%E4%B8%8B%E6%9D%A5 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
拼多多砍价失败会不会喊你以原价格买下来
