Some experts doubt that Ares I will make the cut, given that it was largely designed to serve as a space shuttle replacement to ferry humans to the International Space Station.
一些专家学者怀疑，战神1号项目可能不会继续，因为战神系列火箭的设计初衷就是作为航天飞机的替代品承担向国际空间站运送飞行员的任务。
Some experts doubt that Ares I will make the cut, given that it was largely designed to serve as a space shuttle replacement to ferry humans to the International Space Station.
一些专家学者怀疑，战神1号项目可能不会继续，因为战神系列火箭的设计初衷就是作为航天飞机的替代品承担向国际空间站运送飞行员的任务。
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