A more effective and elegant approach, a specialty of Prof. Assia's, involves penetration of the eye wall to a depth of only about 95 percent, leaving a razor-thin layer intact.

Assia教授的一项专利提供一种更巧妙有效的方法，仅穿透95%的眼球壁，留下极薄的一层完整眼球壁。

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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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The distance the wall could be seen depends on the angular resolution of the imaging system (the eye) and the contrast of the wall vs. background.

能看清长城的最远距离取决于成像系统(眼睛)的角度分辨率以及长城与它周围环境的对比度。

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Keep an eye on Wall Street and Europe too.

CNN: FROM BAD TO WORSE

If the set is not too mammoth, positioning it on a wall below eye level allows you to look "over" it, and makes viewing while sitting more comfortable.

WSJ: Disguise Your TV

And this is why every American should keep an eye on her future dealings with Wall Street.

FORBES: Too Big to Fail Now Too Big to Stand Trial