Only the private sector is capable of improving the cost and reliability of space transport to the degree necessary to establish self-sustaining life on Mars.

要在火星上安居乐业自给自足，惟有私营部门方能改进航天运输的成本与可靠性[达到此举]必需之程度。

youdao

You've got a lot of companies that are vying for the role of being the commercial space transport provider for tourism, for upper atmospheric science, and so on.

你已经有了一个公司，这对于被商业空间，旅游运输供应商，为争夺角色很多高层大气科学，等等。

youdao

The third part, now that Constellation is cancelled, is to encourage private-sector firms to compete, so as to provide transport to and from the space station.

“星座项目”既然已经被取消，第三部分就是鼓励私人企业相互竞争，来为空间站的往返提供运输服务。

youdao

As CEO of space transport company SpaceX, Elon Musk must count aerospace giant Boeing among his biggest competitors.

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However, SpaceX is a space transport company and will always consider providing a full spectrum of launch services to interested customers.

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Richard Branson, Jeff Bezos, and Paul Allen will find themselves with some company as billionaires across the world begin to invest in space transport in earnest.

FORBES: Billionaire Space Race: 2012 Will Be The Year Private Space Transport Takes Off