string(283) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%90%84%E4%B8%AA%E5%9B%BD%E5%AE%B6%E5%90%8D%E7%A7%B0%E7%9A%84%E5%BD%A2%E5%AE%B9%E8%AF%8D%E6%9C%89%E5%93%AA%E4%BA%9B => Failed to connect to 14.18.117.71 port 38093: Connection refused"
各个国家名称的形容词有哪些
