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。

youdao

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。

youdao