| 单词 | food pyramid |
| 释义 | > as lemmasfood pyramid food pyramid n. (a) a pyramid-shaped diagram representing the successive levels of a food chain in which the top predator preys upon the next level below, and so on; (b) a pyramid-shaped diagram used in nutrition education showing those foods which should be eaten more sparingly at the top, and in descending order those to be eaten more frequently. ΚΠ 1932 W. C. Allee Animal Life & Social Growth vi. 89 They are key-industry animals of the tundra and are at the base of the food pyramid not only for the snowy owl but also for arctic wolves and arctic foxes. 1985 E. H. Colbert Wandering Lands & Animals (new ed.) iii. 105 And preying upon them were the different reptiles occupying the upper part of the food pyramid. 1990 Herald (Melbourne) (Nexis) 7 Feb. 11 If you fail the pinch test you'll need to examine your diet in terms of the food pyramid and quite often we find that a little reorganising does the trick. 2006 Wall St. Jrnl. 14 Apr. (Central ed.) w5/3 While the French dine as they please, we battle over the precise design of the government's eat-healthy food pyramid. < as lemmas |
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