Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/1e6abbc57dc7f7280b93aefb49129cb2.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 prolate involute是什么意思，prolate involute的翻译，prolate involute音标、读音、用法和例句_贰靶汉英词典