Carbohydrates are substances, found in certain kinds of food, that provide you with energy. Foods such as sugar and bread that contain these substances can also be referred to as carbohydrates .
例句
Food is made up of carbohydrates, proteins and fats.食物由碳水化合物、蛋白质和脂肪构成。...carbohydrates such as bread, pasta or chips.碳水化合物食品,如面包、意大利面食或炸薯条