The mold begins in New York City on a map with very concentrated food sources in the cities but few nutrients in the countryside.
模具开始就在食物来源非常集中城市的，但农村一些营养素地图来自纽约市。
The endosperm, the starchy part of the grain left in refined products such as white flour, contains some protein and lots of carbs but few nutrients.
胚乳，谷物的主要淀粉部分，精制产品的主要组成部分(诸如白面粉)，包含了一些蛋白质和大量碳水化合物，但只残留了少量养分。
It's always tempting to add bacon to sandwiches and salads for extra flavor, but bacon has very few nutrients and is high in fat and calories.
人们总忍不住要往三明治和沙拉上加咸猪肉调味，却不知咸猪肉并无营养，而且脂肪和卡路里含量极高。
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