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  3. Food Staple A food staple is a food that makes up the dominant part of a population’s diet. / Food staples are eaten regular

Food Staple A food staple is a food that makes up the dominant part of a population’s diet. / Food staples are eaten regular

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答案 Food Staple A food staple is a food that makes up the dominant part of a population’s diet. / Food staples are eaten regularly / and supply a major proportion of a person’s energy and nutritional needs. /Food staples vary in different places, / depending on the food sources available. / Most food staples are inexpensive, plant-based foods that are full of calories for energy. / There’re more than 50,000 edible plants in the world, / but just 15 of them provide 90 percent of food energy amount that the world’s population take in. / Although staple foods are nutritious, / they do not provide the full, healthy range of nutritious substances. /
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