string(303) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%96%E9%9F%B3%E4%B8%AA%E6%80%A7%E5%8C%96%E6%8E%A8%E9%80%81%E5%AF%B9%E6%B6%88%E8%B4%B9%E8%80%85%E8%B4%AD%E4%B9%B0%E6%84%8F%E6%84%BF => Failed to connect to 125.88.227.171 port 38062: Connection refused"
抖音个性化推送对消费者购买意愿
