preservation
US /ˌprez.ɚˈveɪ.ʃən/
UK /ˌprez.ɚˈveɪ.ʃən/

1.
保存, 保护
the action of preserving something; the state of being preserved.
:
•
The preservation of historical buildings is crucial for cultural heritage.
历史建筑的保护对文化遗产至关重要。
•
Food preservation methods have evolved over centuries.
食物保存方法在几个世纪以来不断发展。