Level 6 · word 12,922 of 20,000

degradation

/ˌdeɡrəˈdeɪʃən/ American
  • n. 退化, 恶化, 堕落
Definition
  • n. a lowering in quality, condition, or moral character
Example
Pollution is causing serious degradation of the local river.
污染正在使当地河流的水质严重恶化。