Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/17a38c9135f3f27d582a90d91a353080.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 beam defining aperture是什么意思，beam defining aperture的翻译，beam defining aperture音标、读音、用法和例句_贰靶汉英词典