第一种类型“常量营养素”是指为维持生命，我们要大量消耗的营养素。
The first type of nutrient is called a “macronutrient”, which refers to any nutrient that our body needs in large quantities in order to stay alive.
第一种类型“常量营养素”是指为维持生命，我们要大量消耗的营养素。
The first type of nutrient is called a “macronutrient”, which refers to any nutrient that our body needs in large quantities in order to stay alive.
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