1·They used a special NASA camera and found that global leaf area had increased by 5 percent since the early 2000s.
他们使用了美国宇航局的一种特殊相机，发现自21世纪初以来，全球森林面积增加了5%。
2·With it, NASA took the lead in creating the space station, where humans have learned how to survive for months in micro-gravity and do biomedical and astronomical research.
用它，美国宇航局带头创建了太空站，在那里人类已经学会在微重力条件下生存数月，并做生物医学和天文学研究。
3·Through an enormous stroke of luck, NASA aimed the Hubble Telescope at precisely the right place at precisely the right time to capture these images on film.
多亏撞上了极大的好运气，美国宇航局恰好在适当的时间将哈勃太空望远镜恰好对准了适当的位置，在胶片上捕捉到了这些图像。
4·Nasa has been so keen to find water on the Moon because it brings the dream of a permanent lunar base one step closer.
美国宇航局一直渴望能够在月球上发现水，因为这样，月球变成一个永久性基地的梦想又近了一步。
5·The European Space Agency (ESA), the Russian Federal Space Agency (RKA) and Nasa have each poured billions of pounds into such a craft without success.
欧洲航天局，俄罗斯联邦航天局和美国宇航局已分别投入到这样一门手艺没有成功数十亿英镑。