human aging

• 人的老化

human aging的用法和样例：

例句

1. This is perfect for rejuvenating your tired body and awesome for healthy aging.
   这对于恢复活力和健康的老化是非常好的。
2. All these can effectively prevent ceramic based Talc from aging and powdering.
   这些都可以有效地防止滑石瓷的老化和粉化。