The groups in the Basic Four are: milk and milk products, meats and meat alternates, fruits and vegetables, and grains(breads and cereals).
四基础的四类食物是：乳及乳制品、肉及肉的替代品、水果和蔬菜，还有谷物（面包和谷类食物）。
The Basic four is a food plan based on four food groups: milk and milk products, meats and meat substitutes, fruits and vegetables, and grains (breads and cereals).
四基础是基于四类食物的计划：乳和乳制品、肉和肉替代品、水果和蔬菜及谷物(面包和谷类食物)。
The Basic Four does not include the fats-sweet group because the assumption is made that some fat will be eaten in the course of eating the recommended servings of breads, meats, and vegetables.
四基础并不包括脂肪一糖类，因为存在这样的假设——食用推荐的面包、肉、蔬菜等食物的过程中，一些脂肪被摄入。
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