This energy can take the form of fats, cholesterol, carbohydrates orproteins, and each of these has a respective number of calories.
这种能量以脂肪、胆固醇、碳水化合物、蛋白质的形式存在,它们各自有相应的卡路里。
2
Food is any substance, usually composed primarily of carbohydrates, fats, water and/orproteins, that can be eaten or drunk by an animal for nutrition or pleasure.
They then synthesised the series of amino acids - orproteins - that the region of the genes produce, and tested their effects on human and monkey immune cells.