string(244) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2016%E5%B9%B4%E9%AB%98%E8%80%83%E4%BD%9C%E6%96%87%E5%85%A8%E5%9B%BD%E5%8D%B7 => Failed to connect to 101.89.159.206 port 38087: Connection refused"
2016年高考作文全国卷
