string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%BE%E6%8A%95%E8%B5%84%E5%85%AC%E5%8F%B8%E6%8A%95%E8%B5%84%E4%BC%9A%E8%A6%81%E9%92%B1%E5%90%97 => Failed to connect to 101.89.117.144 port 38076: Connection refused"
找投资公司投资会要钱吗
