A circular opening in an opaque screen transmits only a small circular patch of a wave surface.

不透明屏上一个圆孔仅仅透射波面的一小圆块。

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The influence of seepage effect on radial stress around circular opening is more significant in poor quality rock mass than in good quality rock mass.

在围岩质量较差时，渗流效应对圆形洞室径向应力的影响比围岩质量较好时的影响大。

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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 10, 000-pound sculpture will stand in front of the arena's main entrance under the so-called oculus, a circular opening in a roof that juts over the plaza.

WSJ: 'Humanity' in Barclays Center's New Sculpture

Hitting the circular enemies will cause them to vaporize or perform other functions like opening up a black hole, depending on their color.

ENGADGET: Alpha Range iOS game requires a pico projector and laser pointer, we go hands-on (video)