Jackson, who works at NASA's Goddard Space Flight Center, also likes the idea that their research at Racetrack Playa has a dual purpose.

Jackson在NASA的戈达德航天飞行中心工作，他也认为在赛马场盐湖的研究具有双重意义。

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The DOE report also concluded that “The dual purpose of what is now a DOE medical program has led to a view by the Marshallese that they were being used as ‘guinea pigs’ in a ‘radiation experiment.’”

美国能源部的报告同样认为“现在美国能源部医疗计划的双重目的让马绍尔群岛居民认为他们是‘辐射试验’中的‘小白鼠’。”

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The entire work has developed pursuing a dual purpose, first identifying solutions to the problems of degradation, second offering an architectonic and functional reinterpretation of the building.

整个工程有两个目标：第一是要找出解决风化问题的方法；第二是赋予这个建筑一个建筑艺术和功能上的重新诠释。

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For the Mayangna, the resulting book, Conocimientos del pueblo Mayangna sobre la convivencia del hombre y la naturaleza: peces y tortugas, has a dual purpose.

UNESCO: EDUCATION