That is done the way human puzzlers do it, by paying attention to shapes and sizes of the pieces, and the contours of their edges.

这已经由解题人通过注意碎片的形状和大小和边缘的轮廓做完了。

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And that is a meaningful test, because although, like any everyday concept, "human" is fuzzy around the edges, there are a lot of things practically all humans have in common.

这个测试有它的意义，因为尽管和所有日常概念一样，“人类”的意义甚为含糊，但全人类还是有许多共性。

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The human eye is a highly non-linear device, and web-users can instantly recognize edges, patterns and motions .

人类的眼睛是一个高度非线性运作的设备，网页用户能够直觉地识别边界、模式和运动。

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For instance, the centre links to an e-poem called "being human" by Annie Abrahams, the word "bonjour" edges across the screen showing the rest of the poem.

BBC: 'E-poetry' creates electronic sonnets

They then heated the crystal for 24 hours to up to 2, 700 degrees Fahrenheit--a process that forces the crystal surface to reorganize itself into a sawtooth pattern at three-nanometer intervals (at that breadth, 30, 000 such jagged edges side by side would be as wide as one human hair).

FORBES: Nanotech

That story edges toward sentimentality, then veers into something stranger: an affecting meditation on human intimacy.

NEWYORKER: Black and Blue