He pointed out that the shape of sunspots weren't circular.

他指出，太阳黑子不是圆形的。

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The nearly circular orbits of planets in our solar system led scientists to expect that planets around other stars would also reside in circular orbits.

在我们的太阳系中，行星的轨道几乎是圆形的，这使得科学家们预测，其他恒星周围的行星也会位于圆形轨道上。

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The painting hangs in a circular room and completely surrounds visitors standing in the middle of the space.

VOA: special.2010.08.04

It's sort of circular reasoning.

某种程度上这是一个循环推理

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You have- and another example of that that would be true, is let's say you have a child who lives in this sort of circular area here, who lives here and his friends with a child who lives here.

我们还有个现实案例,假如你有个小孩,居住在我画圈的这块区域,他住在这儿,而他的朋友们住在这儿

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But because of the circular logic of appeasement, there was no way that Olmert could fight to win.

CENTERFORSECURITYPOLICY: The Path to the Next Lebanon War

Her leg bones confirm that A. afarensis could walk upright, though her ape-like upper body and the arrangement of the semi-circular canals of her ears, which are the location of the sense of balance, suggest she also spent a lot of time climbing trees.

ECONOMIST: An ancient child has been discovered

Many of them work in the squat semi-circular greenhouses of Almeria, their backs bent beneath the plastic roofs, inhaling insecticide.

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