deterioration

n. /dɪˌtɪr.i.əˈreɪ.ʃən/ C1

恶化；退化

The process of becoming worse in condition.

仙境例句

Alice watched the deterioration of the baby's looks until it was quite a pig.

爱丽丝看着婴儿的模样越变越糟，最后完全成了一头猪。