Preservatives help food to retain a foods quality in a very specific way.
防腐剂的食物，以帮助保持食品质量的一个很具体的方式。
Food spoils more quickly without preservatives.
食物不加防腐剂会坏得更快。
Chemical preservatives give priority in food industry presently, it may cause hidden trouble.
现在使用的防腐剂仍以化学防腐剂为主，存在食品安全隐患。
Food additives and preservatives may have a long-term cumulative toxic effect.
食物添加剂和防腐剂长期食用却可产生累积毒性效应。
Food additives and preservatives may have a long-term cumulative toxic effect.
食物添加剂和防腐剂长期食用却可产生累积毒性效应。
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