名词
中文翻译：正方形
同义词：
['rectangle', 'cube', 'square-shaped']
例句：
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1.The room is square and has four walls.
房间是正方形的，有四堵墙。
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2.The square of a number is the product of its digits.
一个数的平方是它的各个数字乘积。
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3. A square is a shape with all sides equal to each other.
正方形是一种所有边长相等的形状。