尽管在卫生条件方面采取行动的道德和经济理由非常充分，但迄今进展太小太慢。
Despite the compelling moral and economic case for action on sanitation, progress has been too little and too slow.
达到这一标准需要：能提供足够能量和必需营养的饮食、适合饮用的饮水，和充分的卫生条件。
Food Utilization is the proper biological use of food, requiring a diet providing sufficient energy and essential nutrients, potable water, and adequate sanitation.
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