string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%88%9D%E5%AD%A6%E8%80%85%E5%A6%82%E4%BD%95%E5%81%9A%E8%A1%A8%E6%A0%BC%E6%89%93%E5%8D%B0%E5%87%BA%E6%9D%A5 => Failed to connect to 101.89.117.144 port 38022: Connection refused"
初学者如何做表格打印出来
