string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%8A%E5%B8%82%E5%8E%9F%E5%A7%8B%E8%82%A1%E8%83%BD%E7%BF%BB%E5%87%A0%E5%80%8D => Failed to connect to 101.89.159.206 port 38087: Connection refused"
上市原始股能翻几倍
