Warning: file_put_contents(/www/wwwroot/ppbbu/www.30232.com/cache/c6e877731569b206d724c4633f6d0d06.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 permissible amount of variation是什么意思，permissible amount of variation的翻译，permissible amount of variation音标、读音、用法和例句_绍翊字体网有道词典