Warning: file_get_contents(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /home/www/img.php on line 12

Warning: file_get_contents(http://ggfw.wuxi.gov.cn/image/get/system/default/1e42f0638ca15782a81f1983f8844e81.jpg): failed to open stream: php_network_getaddresses: getaddrinfo failed: Name or service not known in /home/www/img.php on line 12
无法获取图片.