Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/c468bcd0aeb79ea11f7faedd61574f84.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 mandatory retention是什么意思，mandatory retention的翻译，mandatory retention音标、读音、用法和例句_按摩法牛津词典