| 1. | Asae american society for aerospace education
美国航天教育协会 |
| 2. | The space agency plans to return astronauts to the moon around 2020
美国航天署计划2020年再次派遣宇航员到达月球。 |
| 3. | But for twenty - five years the united states space program has been doing just that
但是美国航天计划二十五年来做的正是如此。 |
| 4. | Bad weather has forced nasa to scrub tomorrow ' s planned launch of space shuttle atlantis
由于天气恶劣，美国航天航空局被迫取消了亚特兰蒂斯号宇宙飞船原定于明日的发射(计划) 。 |
| 5. | Bad weather has forced nasa to scrub tomorrow ' s planned launch of space shuttle atlantis
由于天气恶劣，美国航天航空局被迫取消了亚特兰蒂斯号航天飞机原定于明日的发射(计划) 。 |
| 6. | However , nasa forecasters say there is a good chance that shuttle will be able to fly on monday or tuesday
然而，美国航天航空局气象预报人员称，航天飞机有望在周一或周二上天。 |
| 7. | However , nasa forecasters say there is a good chance that shuttle will be able to fly on monday or tuesday
然而，美国航天航空局气象预报人员称，宇宙飞船很有可能可以在周一或周二发射。 |
| 8. | Nasa says it ' s unaware of any astronauts who flew after heavy drinking , but the space agency says it is investigating
美国航天航空局称并未发现宇航员在暴饮后出航，也称该项情况正在调查中。 |
| 9. | Nasa returned to space in 2006 with three crucial shuttle missions to the expanding international space station
2006年，美国航天航空局回归太空面临着三大主要空间任务来扩展国际空间站的规模。 |
| 10. | Since then , american space scientists have used the term to describe movement of goods and people between earth and outer space
此后，美国航天科学家应用这一词描述在地球和外太空之间货物和人的运输。 |
