Can you see the Great Wall from space at all?

在太空中能看见长城吗？

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Maybe you can see the Great Wall clearly from space with binoculars but not with the naked eye.

也许你可以用双筒望远镜从太空中清楚地看到长城，但用肉眼却看不见。

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Which leaves only the question: If a frog were placed in a pot of tepid water on top of the Great Wall and slowly heated, what would you notice from space?

现在我们只需要回答一个问题，如果在长城上把一只青蛙放进一锅温水里然后慢慢加热，你在太空中会注意的到吗？

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Have you ever heard that the Great Wall of China is visible from outer space?

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Although it is not, as is commonly believed, the only man-made object visible from space, China's Great Wall still amazes with its sheer size, and remains impressive as a testament to architectural will, and to the need to keep out the Mongol hordes.

FORBES: Magazine Article