英语词汇“food pyramid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	food pyramid
释义	food pyramid n. 1. A graphic representation of the structure of a food chain, depicted as a pyramid having a broad base formed by producers and tapering to a point formed by end consumers. Between successive levels, total biomass decreases as energy is lost from the system. 2. A diagram representing the optimal number of servings to be eaten each day from each of the basic food groups. Also called diet pyramid.
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