本次（“白骑士2号”）的公开亮相成为自2004年鲁丹设计的“太空一号”成为第一艘进入太空的私营载人火箭之后（在太空旅游领域）取得的又一次具体进展。

The public showing was the first concrete evidence of progress since the Rutan-designed SpaceShipOne became the first private, manned rocket to reach space in 2004.

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由于“黎明”号的离子火箭发动机是能够完成从一个小行星移动到另一个小行星上的技巧。曾早些时候，这种技巧在美国国家航空航天局被称作“深太空一号”任务中首次开创。

Dawn is able to perform the trick of moving from one asteroid to another thanks to its ion-rocket engines, pioneered on an earlier NASA mission called Deep Space one.

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1977年发射的“旅行者一号”太空探测器发回了木星和土星的壮观图像，然后飞出太阳系，执行前往恒星的单程任务。

The space probe, Voyager I, launched in 1977, had sent back spectacular images of Jupiter and Saturn and then soared out of the Solar System on a one-way mission to the stars.

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