preserving
n. 保留，保存
例句
Freezing isn't a bad way of preserving food.
冷冻不失为保存食品的一种好方法。
《柯林斯英汉双解大词典》
He spoke about preserving the country as a secular state.
他谈到保持该国的非宗教国性质。
The committee assesses whether a building is worth preserving.
由该委员会评定建筑物是否值得保存。
《牛津词典》
