Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/4d676aac94b10963da7b94b4f9eec1b3.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 operational (adj.)是什么意思，operational (adj.)的翻译，operational (adj.)音标、读音、用法和例句_沉淀汉英词典