底下一行显示中间这一个细胞下一步的颜色。

The bottom row shows the color of the center cell at the next step.

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下一步，我们将添加一些行建议地板。

Next, we'll add some lines to suggest floorboards.

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人生每一步行来，都需付出代价。

Each walk to life, are required to pay the price.

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人生每一步行来，都需付出代价。

Each walk to life, are required to pay the price.

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