string(292) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%9F%BA%E9%87%91%E8%A6%81%E5%9C%A8%E5%BD%93%E5%A4%A9%E5%87%A0%E7%82%B9%E5%89%8D%E5%8D%96%E7%AE%97%E5%BD%93%E5%A4%A9%E7%9A%84 => Failed to connect to 61.171.74.35 port 38041: Connection refused"
基金要在当天几点前卖算当天的
