That move along the unit circle to the diagonal, and then I move back to the origin in a straight line.

然后沿单位圆的圆弧走到对角线处，接着这直线回到原点。

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So, the third guy is when we come back to the origin along the diagonal.

第三部分沿对角线回到原点。

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Back on the ground under cover a small study collected with daylight and diagonal views. Concrete nuanced texture to climb the skylight cover.

一层还有一个小书房，这里光线很好，对角线上的视野也很开阔，细致的混凝土纹理一直延伸到天窗上。

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