string(310) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BC%81%E4%B8%9A%E5%85%AC%E5%85%B3%E5%B9%BF%E5%91%8A%E5%AF%B9%E6%B6%88%E8%B4%B9%E8%A7%82%E5%BF%B5%E7%9A%84%E5%BD%B1%E5%93%8D%E6%8E%A2%E6%9E%90 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
企业公关广告对消费观念的影响探析
