string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%B7%B4%E9%BB%8E%E5%92%8C%E4%BC%9A%E8%B0%81%E4%BB%A3%E8%A1%A8%E4%B8%AD%E5%9B%BD%E7%AD%BE%E5%AD%97 => Failed to connect to 61.171.74.35 port 38041: Connection refused"
巴黎和会谁代表中国签字
