Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/6e2c7dbac00eb15f7c664135e95c7300.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 mass depletion rate是什么意思，mass depletion rate的翻译，mass depletion rate音标、读音、用法和例句_沉淀汉英词典