string(251) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=5000%E4%BB%A5%E4%B8%8A%E6%89%A3%E7%A8%8E%E6%80%8E%E4%B9%88%E6%89%A3%E4%B8%8D%E4%BA%86 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
5000以上扣税怎么扣不了
