string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B9%B0%E5%8E%9F%E5%A7%8B%E8%82%A1%E5%85%AC%E5%8F%B8%E4%B8%8A%E5%B8%82%E4%BA%86%E4%BC%9A%E8%B5%9A%E9%92%B1%E5%90%97 => Failed to connect to 101.89.117.144 port 38056: Connection refused"
买原始股公司上市了会赚钱吗
