deterioration
🇺🇸
/dɪˌtɪriəˈreɪʃn/
🇬🇧
/dɪˌtɪəriəˈreɪʃn/
the process of getting worse over time
The building showed clear signs of deterioration after years of neglect.
這棟建築在多年失修後顯示出明顯的惡化跡象。