string(254) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=excel%E6%80%8E%E4%B9%88%E7%94%A8%E8%A1%A8%E6%A0%BC%E5%88%B6%E4%BD%9C%E5%9B%BE%E8%A1%A8 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
excel怎么用表格制作图表
