Preservative
01
防腐剂, 保鲜剂
a substance that is added to food, cosmetics, or other products to prevent or slow down their spoilage or deterioration
例子
Citric acid is a natural preservative found in citrus fruits and used in many foods and beverages to prevent spoilage.
柠檬酸是一种天然防腐剂，存在于柑橘类水果中，用于许多食品和饮料中以防止变质。
Sodium benzoate is a preservative commonly used in acidic foods, such as soft drinks and pickles.
苯甲酸钠是一种防腐剂，常用于酸性食品中，如软饮料和泡菜。
preservative
01
having the quality or effect of protecting something from decay, damage, or loss
例子
The preservative coating on the wood kept it from rotting.
She applied a preservative layer to the painting to maintain its colors.
