In July, a sister craft of the crashed spaceplane was reported to be about half-finished.
据报道，今年7月，与失事航天飞机同类型的一个飞行器已经完成了大约一半。
NEWS: Skylon Spaceplane Finally Gets approval.
新闻：摩天航天飞机最后得到批准。
The OTV spaceplane was built at a Boeing Phantom Works facility in Southern California.
该OTV航天飞机建于波音鬼怪工程南加州设施。
A commercial spaceplane has remained a near near-impossible dream to some of the best engineers in the world.
商业太空飞机一直是近乎不可能实现的梦想到世界上一些最优秀的工程师。
It is hoped Skylon, an unpiloted 'spaceplane', will provide both cheap and reliable access to outer space.
被公布的“太空飞机”天龙有望为外太空之旅提供廉价而可靠的途径。
But whereas the reusable spaceplane had three such power units on its aft, the SLS main core stage in its full-up configuration will have five.
但可重复使用的航天飞机在其机尾有三个这样的动力单元，而在其全配置的SLS主要的核心阶段，将有五个。
That spaceplane, known as the space Operations Vehicle, will be a cargo carrier that can lift a variety of pay loads and probably won't be any bigger than the space shuttle.
这种被称为“太空行动飞行器”的太空飞行器，将是一种运货工具，可以装载各种重量的负荷，体积不比航天飞机大。
It is not so much that the spaceplane would be especially efficient, but rather that the shuttles are especially inefficient, and that NASA has so far succeeded in playing down this fact.
这里并不是说太空飞机特别有效，相反地是航天飞机效用非常低，而国家航空航天局至今一直贬低这一事实。
It is not so much that the spaceplane would be especially efficient, but rather that the shuttles are especially inefficient, and that NASA has so far succeeded in playing down this fact.
这里并不是说太空飞机特别有效，相反地是航天飞机效用非常低，而国家航空航天局至今一直贬低这一事实。
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