string(266) "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%E5%A4%B1%E8%B4%A5%E8%AF%B4%E6%98%8E%E4%BA%86%E4%BB%80%E4%B9%88 => Failed to connect to 101.89.120.29 port 38104: Connection refused"
巴黎和会失败说明了什么
