In Shakespeare's time, or Hamlet's, the future was unimaginable.

在莎士比亚或者是哈姆雷特的时代，未来是无从想象的。

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Until then, we must live with the thought that in some unimaginable future aeons hence, this could be all that remains to prove our species was ever here.

到那之前，我们必须接受这样的想法，那就是在不可想象的未来时代，这些核垃圾可能是能保留下来证明人类曾经存在的全部。

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Science considers what is true, starting out with almost unimaginable ideas (The earth is moving! The future is unpredictable!

科学思考的问题是什么是真的，思考的起点所考虑的是一些不可想象的观点（地球在运动，未来不可测！）

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These days, the past is increasingly less predictive, the future is almost unimaginable, and the present exists for about a nano-second.

FORBES: Leadership: Then and Now

As a consequence, the young aviator whose daring had thrilled America and the world and whose achievement bespoke a future of unimaginable aeronautical progress came to occupy a special niche in the gallery of family anecdotes that generate a child's first cohesive mythology.

NPR: Roth Rewrites History with a 'Plot Against America'