Warning: file_put_contents(/www/wwwroot/ppbbu/www.30232.com/cache/64181d01ca62957bcfc99bf5fe9c2ebd.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 become younger in average age是什么意思，become younger in average age的翻译，become younger in average age音标、读音、用法和例句_绍翊字体网有道词典
Except morbidity number rapid increase, morbidity crowd displays the become younger in average age trend also gradually. 除了发病人数急剧增加外，发病人群也日益呈现出年轻化趋势。 blog.sina.com.cn