With the cancellation of Nasa's Constellation programme to return Americans to the moon by 2020, who is to inspire the next generation to finish it?
随着美国宇航局计划2020年重返月球的“星座计划”取消,还会由谁来推动下一代人完成这一计划呢?
With the cancellation of Nasa's Constellation programme to return Americans to the moon by 2020, who is to inspire the next generation to finish it?
随着美国宇航局计划2020年重返月球的“星座计划”取消,还会由谁来推动下一代人完成这一计划呢?
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