Agreement on the Rescue of Astronauts, the Return of Astronauts and the Return of Objects Launched into Outer Space
营救宇宙航行员、送回宇宙航行员和归还射入外层空间的物体的协定
Astronauts will live and do research work in it.
宇宙航行员将在里面生活和做研究工作。
The astronauts faced risks on the moon never before met by man.
宇宙航行员在月球上所冒的危险，是人类以前从来没有遇见的。
The view in that area, the astronauts reported, was quite sharp.
据宇宙航行员报告，这一区域看到的东西十分清楚。
After the crew explored the moon, they would blast off in their spaceship and head back to earth.
宇宙航行员勘探月球以后，他们会在太空船里引发火箭，回到地球。
Looking up from the moon's surface, the Apollo astronauts were able to see the great, shining earth.
太阳神宇宙航行员在月球表面上仰视，可以看到大而发光的地球。
An astronaut flies a spacecraft and a pilot flies an aeroplane.
宇航员驾驶宇宙飞船，飞行员驾驶飞机。
Do you know how an astronaut flies in a spacecraft?
你知道宇航员是怎样乘宇宙飞船飞行的吗?
NASA is cutting short space walk today for Endeavor astronauts.
国家航空和宇宙航行局于今日缩短了宇航员太空行走的时间。
CASI (Canadian Aeronautics and Space Institute)
加拿大宇宙航行研究所
the physiological effects of space travel
宇宙航行的生理影响.
medical electronics of cosmonautics
宇宙航行医用电子学
Academia Internacional de Astonautica
国际宇宙航行科学院
The science and technology of space flight.
航天学，宇宙航行学研究宇宙飞行的科学及技术
Estimated Cosmic Radiation Doses for Flight Personnel.
民航飞行人员宇宙辐射受照剂量的估算
International Astronautical Congress of IAF
宇航联合会国际宇宙航行大会
The astronauts pilot their craft down to the lunar surface
宇航员驾驶宇宙飞船在月球表面降落
The astronauts piloted their craft down to the lunar surface.
宇航员驾驶宇宙飞船在月球表面降落.