string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%A1%B5%E8%84%9A%E6%80%8E%E4%B9%88%E8%AE%BE%E8%AE%A1%E9%A1%B5%E7%A0%81 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
页脚怎么设计页码
