spaceflight now
现在航天
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Now the agency will push openthe doors to commercial human spaceflight...
现在有关机构将向商业载人航天敞开大门。。。
youdao
Making spaceflight routine was a huge success for NASA. Now it's time to declare victory and move on.
CNN: Space is still the new frontier
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