Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/8f20e66c3c93b9f70b3d89472b84c7b5.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 effective kilogram是什么意思，effective kilogram的翻译，effective kilogram音标、读音、用法和例句_沉淀汉英词典