string(288) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%98%BE%E7%A4%BA%E5%B1%8F%E5%B9%95ips%E5%92%8C%E5%B9%BF%E8%A7%86%E8%A7%92%E7%9A%84%E5%8C%BA%E5%88%AB%E5%9C%A8%E5%93%AA => Failed to connect to 101.89.117.144 port 38022: Connection refused"
显示屏幕ips和广视角的区别在哪
