名词
中文翻译：点集
同义词：
['set of points', 'set of points例句：1. In mathematics', 'a point set is a collection of points in a plane or space.（在数学中，一个点集是平面或空间中点的集合。）2. The function defined by the equation y = x^2 has infinitely many points on the real line.（由方程y = x^2定义的函数在实线上有无限多个点。）']
例句：
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1. In mathematics, a point set is a collection of points in a plane or space.
在数学中，一个点集是平面或空间中点的集合。
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2. The function defined by the equation y = x^2 has infinitely many points on the real line.
由方程y = x^2定义的函数在实线上有无限多个点。
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3.The coordinates of a point are its position in a coordinate system.
一个点在坐标系中的坐标是其位置。