The six astronauts on board will spend ten days in space.

宇宙飞船上的六位宇航员将在太空度过10天的时间。

《柯林斯英汉双解大词典》

The moon landing inaugurated a new era in space exploration.

登陆月球开创了太空探索的新纪元。

《牛津词典》

Helen described life in a weightless environment during her period in space.

海伦描述了她身处太空时失重状态下的生活。

《柯林斯英汉双解大词典》

But an explosion in space cost him the chance to reach the moon -- and nearly cost the crew their lives.

VOA: special.2010.04.28

It means that the properties of the system, the properties that describe the system, don't change in time or in space.

它的意思是指，用以描述系统的性质，不随时间或空间改变。

麻省理工公开课 - 热力学与动力学课程节选

This is the fact that we occupy a finite volume in space, because they're little hard spheres in this molecule.

这是由气体分子在空间中,占据有限体积造成的,因为事实上它们是硬的小圆球。

麻省理工公开课 - 热力学与动力学课程节选

Herschel's view of RCW 120, a bubble of gas and dust in space around a massive star.

BBC: Herschel space telescope to go blind

One thing no one knows yet though is who will be China's first man in space.

BBC: NEWS | Science/Nature | China space mission 'on track'

He said life in space was extremely busy, with no spare time to be idle.

BBC: Chris Hadfield: 'Space was too good not to share it'