美国有世界上最有才能的、最有生产能力的、最有企业精神的工人。
America has the most talented, productive, and entrepreneurial workers in the world.
所以尽管有来自华盛顿的建议，Butler还是没有抛弃这些没有生产能力的逃离黑奴。
Despite the counsels from Washington, Butler was not turning away "unproductive" fugitives.
食物安全被定义为：在任何时刻，所有人在物质上和经济上都有能力获得足够的食物来满足他们的饮食需要，达到有生产能力的、健康的生活标准。
Food security is defined as the point when all people at all times have both physical and economic access to sufficient food to meet their dietary needs for a productive and healthy life.
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