Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/3accd65cacdabe78e10df32c94e387f8.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 parting ball structure是什么意思，parting ball structure的翻译，parting ball structure音标、读音、用法和例句_伍贰汉英词典