an essential structural component of living cells and source of energy for animals; includes simple sugars with small molecules as well as macromolecular substances; are classified according to the number of monosaccharide groups they contain
双语例句
I'm trying to cut down on carbohydrates. 我现在尽量少吃含碳水化合物的食物。
Carbohydrates provide our bodies with heat and energy. 碳水化合物给我们的身体提供热量和能量。