string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%A7%89%E9%86%92%E5%B9%B4%E4%BB%A3%E5%B7%B4%E9%BB%8E%E5%92%8C%E4%BC%9A%E5%A4%B1%E8%B4%A5%E5%8C%97%E5%A4%A7 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
觉醒年代巴黎和会失败北大
