string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BB%E6%92%AD%E8%A6%81%E7%A4%BC%E7%89%A9%E5%B0%8F%E6%8A%80%E5%B7%A7 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
主播要礼物小技巧
