become younger in average age

基本解释

• 年轻化

英汉例句

双语例句

• 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

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