string(300) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%96%B0%E6%89%8B%E6%80%8E%E4%B9%88%E5%88%B6%E4%BD%9C%E8%A1%A8%E6%A0%BC%E6%89%93%E5%8D%B0%E5%87%BA%E6%9D%A5%E7%9A%84%E5%9B%BE%E7%89%87 => Failed to connect to 14.18.46.51 port 38206: Connection refused"
新手怎么制作表格打印出来的图片
