联邦航空管理局的长期规划是用凭借卫星和全球定位系统的次世代体系替换现有的依靠雷达的空中交管系统。
NextGen is the FAA's long-term plan to replace the current radar-based air-traffic-control system with one that operates using satellites and a global positioning system.
凭借我多年的设计经验，我相信经过改造完全可以扩大它的现有空间，足够一个人住在里面用的。
With my design experience, I was confident I could make it into a great living space. I sketched for three days.
这项任务旨在模拟生物课上学习动物种类的过程，它之所以用外星生物代替实际物种，是为了确保测试者不会凭借其原有的知识进行记忆。
This task was meant to be similar to learning about animal species in a biology lesson. It used aliens in place of actual species to be certain that the participants could not draw on prior knowledge.
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