string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88%E8%BF%99%E6%AC%A1%E6%B2%B9%E4%BB%B7%E6%B6%A8%E8%BF%99%E4%B9%88%E5%A4%9A => Failed to connect to 101.89.143.195 port 38175: Connection refused"
为什么这次油价涨这么多
