The cloth has a grid with square cells.

那块布有正方形的小格子。

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Take the beehive, and its hexagonal honeycomb. Why does a hive not have triangular or square cells instead?

就拿蜂巢中的六边形蜂窝来说，为什么它不是三角形或者正方形的呢？

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You can easily visualize the data structure by imagining a grid of square or hexagonal cells. (in practice, applications use square cells most of the time.)

通过想像正方形网格或六边形单元，可以方便地可视化数据结构(实践中，应用程序在多数情况下采用正方形网格)。

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On each massive unit, 100 lenses will concentrate sunlight 700 times onto tiny cells just seven square millimeters across.

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It said standard cells were about 20 square meters, each with a toilet and a bed.

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The GT uses solar cells on its roof as well as an additional three square meters of detachable solar panels, says a SolarWorld spokesperson.

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