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1. Osmotic preservationis a process that helps to keep foodfresh by preventing it from spoiling.
渗透保存是一种过程，通过防止食物变质来帮助保持食物新鲜。
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2. In osmotic preservation, salt is added to thewater to prevent bacteria from growing.
在渗透保存中，向水中加入盐以防止细菌生长。
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3. The osmotic preservation technique has been used for centuries topreserve fish and other seafood.
渗透保存技术已经被使用了几个世纪来保存鱼和其他海鲜。