string(257) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%A1%B5%E7%A0%81%E6%80%8E%E4%B9%88%E8%AE%BE%E7%BD%AE%E5%9B%9B%E5%8F%B7%E5%AE%8B%E4%BD%93 => Failed to connect to 101.89.120.29 port 38058: Connection refused"
页码怎么设置四号宋体
