corrosion
🇺🇸
/kəˈrəʊʒn/
🇬🇧
/kəˈrəʊʒn/
the slow damage or destruction of materials, especially metals, caused by chemical reactions
The metal fence showed signs of corrosion after years of rain and moisture.
수년간의 비와 습기로 인해 금속 울타리에 부식 징후가 나타났다.