decay

US /dɪˈke/

・

UK /dɪˈkeɪ/

B1 中級
定義動画字幕
  • v. 自然に朽ちる : 腐敗する；（身体が）衰える
  • n. (健康・精神の）衰え

例文

Bacteria sticks to food debris in the teeth, causing decay.

old buildings that had fallen into decay