Round tables seat more people in the same space as a square table.

在同一空间里，圆桌比方桌可以坐更多的人。

《柯林斯英汉双解大词典》

They remain all their lives square pegs in round holes.

他们一辈子都是圆洞里的方钉。

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The fans came in different shapes, such as round and square.

扇子有不同的形状，如圆形和方形。

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Round beads,square beads and beads in a riot of other shapes, sizes and colors.

VOA: special.2009.05.18

Try to imagine-- can you do that or can you not do that?-- try to imagine a round square.

试着去想象,你可不可以这样,试着去想象一个圆的方形

耶鲁公开课 - 死亡课程节选

The two candidates who attract the most votes in the first round will square off in the second.

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The shapes of nails are even changing, from traditional round and square to diagonal and borderline-threatening almonds and pointy stilettos.

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Shoaib returned for another burst but could not find the same speed with the older ball and was not as dangerous, Ganguly with plenty of time to paddle it round past square-leg to the boundary.

BBC: CHOOSE A SPORT