健康的饮食模式应该不但可以促进身体健康，减少患慢性病的风险，而且还可以预防通过食物传播的疾病。
A healthy eating pattern needs not only to promote health and help to decrease the risk of chronic diseases, but it also should prevent food borne illness.
持久性有机污染物能在环境中存在许多年，长距离传播，并通过食物链累积，造成的损害不仅限于生产和使用它们的地方，而是在全世界范围。
POPs persist in the environment for many years, travel long distances and accumulate in the food chain causing harm not only where they are produced and used, but globally.
在阿富汗，有许多疾病是通过水或食物传播的，因此美军的主要措施就是改善基础卫生条件。
Because many diseases in Afghanistan are also water - or food-borne, efforts also focus on basic hygiene.
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