It is used as a preservative in certain acid food products.
在某些酸性食物制品中它被使用作为防腐剂。
Salt has a preservative effect on food.
盐对食物有防腐作用。
It has long been a precious condiment and food preservative.
它是一种珍贵的调味料和食物防腐剂。
Nisin is a natural, effective and safe food preservative, whose application becomes more and more.
乳酸链球菌素是一种天然、高效、安全的食品防腐剂，其应用越来越广泛。
Salt has a preservative effect on food.
幽默对于会话恰似盐对于食物一样。
Salt is a common food preservative.
食盐是一种化合物。
Salt is a common food preservative.
食盐是一种化合物。
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