string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B9%B0%E4%BA%86%E5%8E%9F%E5%A7%8B%E8%82%A1%E4%B8%8A%E5%B8%82%E5%90%8E%E6%80%8E%E4%B9%88%E4%BA%A4%E6%98%93 => Failed to connect to 101.89.117.144 port 38022: Connection refused"
买了原始股上市后怎么交易
