string(258) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A4%96%E5%9B%BD%E6%9C%89%E5%93%AA%E4%BA%9B%E8%91%97%E5%90%8D%E7%9A%84%E4%BD%9C%E5%AE%B6 => Failed to connect to 125.88.227.171 port 38062: Connection refused"
外国有哪些著名的作家
