To provide an effective measurement instrument for researchers, food and nutrition policy makers and the publics.

为研究人员及食物营养政策制定者以及大众提供有效的膳食评价工具。

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The report, by the USDA's Center for Nutrition Policy and Promotion, said that housing was a family's single largest expense, followed by food and the costs of child care and education.

美国农业部(usda)的营养政策与宣传中心(Center for Nutrition Policy and Promotion)发布的这份报告说，住房是家庭最大支出，其次是食品和孩子的抚养及教育费用。

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Robert Post of the Center for Nutrition Policy and Promotion in Washington says the message people can take from these guidelines is simple: Eat more of the good food and less of the bad.

华盛顿营养政策及推广中心的罗伯特·波斯特说，民众需要从这些建议中得到的信息很简单，这就是多吃好食物，少吃坏食物。

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The predecessor of the FSA, the Committee on Medical Aspects of Food and Nutrition Policy, recommended the addition of folic acid in 2000, saying it would prevent more than 70 children a year being born with defects.

BBC: Caution urged over folic acid