string(259) "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%E4%B8%AD%E6%96%B9%E6%8F%90%E5%87%BA%E7%9A%847%E6%9D%A1 => Failed to connect to 101.89.166.210 port 38089: Connection refused"
巴黎和会中方提出的7条
