As you can see in Listing 5, making a view orbit around in a circular path is very easy if you utilize constraints.

如清单5所示，如果使用约束的话，产生一个沿着圆形轨迹移动的视图非常容易。

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A playful circular opening in the cedar ceiling creates a view of the sky while filtering geometric patterns of natural light that evolve over the course of the day onto the patio below.

雪松天花板上有个有趣的圆形开口，创造了天空的视野，同时透过自然光的几何图案，光线随着时间移动，照进下面的院子。

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The two Royal Suites have a sweeping view of Sydney's Central Business District, Circular Quay and Walsh Bay to be enjoyed from the comfort of the bathtub.

两间豪华套房拥有包罗万有的景观，你在浴缸舒适地享受时，悉尼中心的商业地区、环形码头与Walsh Bay都可尽入眼帘。

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Framed by wood, they offer the inhabitants of this house, designed by Robert Oshatz, a circular view of the green world beyond the glass.

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Although there was no river view from our bedroom, a private sun terrace (accessed by a small circular staircase) allowed us to watch the rice barges drift down the Chao Phraya.

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