food pyramid
名词 n.
英文释义
名词 n.
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A pyramid-shaped diagram in layers, where each layer represents a group of animals that feeds on the layer below.
— The teacher reminded us to always start the food pyramid with the plants on the bottom.
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Any pyramidal diagram giving advice on how to eat healthily, particularly those widely publicized by the United States government.
— The food pyramid surprised me by showing that we should eat lots of cheese.
词形变化
词源
So called from its pyramid shape.
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数据来源: Wiktionary