deterioration

释义

n. 恶化, 衰退, 退化\n[医] 变坏, 变质, 颓废, 衰退 environmental deterioration 环境恶化

例句

Underneath the siding is a "splash base" to further prevent deterioration.

在壁板下面是一个“飞溅基础”，以进一步防止恶化。

They grumbled, but it caused no obvious deterioration in their health, he says.

他说老人们对此抱怨，不过走一走并没怎么使他们的健康状况恶化。