However, the mainshortfalls of these types of vehicle are that they are often very largeand contain a lot of empty space.

然而，这些设计的主要缺陷在于，这些宇宙飞船通常体积很大，其中包含了大量无用的空间。

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A rover prototype, the Space Exploration Vehicle, which is the size of a pickup truck, has a pressurised cabin in which crew can live for up to 14 days.

该款太空探索运载器的原型大小如一台小卡车，携带的加压舱可以让机组乘员生活长达14天的时间。

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The new space vehicle design USES shuttle rocket parts, an Apollo-style capsule and a lander capable of carrying four people to the moon.

新一代航天工具的设计采用了运载火箭部件、和“阿波罗”号类似的太空舱和一个能够搭载四名探月宇航员的登陆舱。

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They should get out and clear space around the vehicle to prevent the possibility of carbon monoxide gas poisoning.

VOA: special.2010.01.05

They should get out and clear space around the vehicle's exhaust pipe to prevent the possibility of carbon monoxide poisoning.

VOA: special.2011.01.11

It was the last of one hundred thirty five flights for the world's first reusable space vehicle design.

VOA: special.2011.07.27

"But our concerns with Iran's development of space launch vehicle technologies are obviously well-known: Any space launch vehicle capable of placing an object in orbit is directly relevant to the development of long-range ballistic missiles, " she told reporters.

CNN: Reports: Monkey soars from Iran into space -- and back

No scientist on Earth has yet established a proven way as how one might propel even a relatively small space craft in the scale of the Apollo command vehicle at near light speeds never mind a huge piece of space junk like a Death Star.

FORBES: White House Denies Petition Request To Build A Death Star

Virgin Galactic is hopeful it will have a successful test launch of its space vehicle next year.

FORBES: The John Galts of the Future Will Build Galt's Gulch in Space