名词 preservative:

1. a chemical compound that is added to protect against decay or decomposition

preservativen.防腐剂；预防法；预防药adj.保存的；有保存力的；防腐的Preservative system防腐体系preservative method防腐法preservative factor防腐因数preservative reflex保存反射preservative liquid防腐液preservative liquor防腐液preservative effect防腐作用Preservative fluids保存液Preservative quality耐贮性preservative methods保鲜方法

1. No preservatives or coloring added.
   无添加防腐剂或者颜色。
2. Eat food which contains high fat and specific food preservatives.
   吃含有高脂肪和特殊食物防腐剂的食物。