这几栋农舍构成一个正方形的三个边。

The farm buildings form three sides of a square.

《牛津词典》

通常，在轻量级ui中，一些圆滑的边有一个正方形的外观(参见图6)。

In general, some of the rounded edges have a square look in the lightweight UI (see Figure 6).

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清单6演示了一个简单的例子，这个例子用各种方式描边和填充一些正方形。

Listing 6 demonstrates a simple example in which a few squares are stroked and filled in various ways.

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