英译英,根据意思写出单词.
问题描述：
英译英,根据意思写出单词.
1.-----found in food and necessary for good health.
2------the kind of food that someone eats each day.
3-----parts of plants that you eat but cannot digest,which help food to move quickly through your body.
答
1.Protein蛋白质
2.Grain谷物
3.fiber纤维