名词
中文翻译：抛物线
同义词：
['抛物线，抛物线方程例句：1. The parabola is the shape of a curve that opens upwards at both ends.（抛物线是一条开口向上的曲线。）']
例句：
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1. The parabola is the shape of a curve that opens upwards at both ends.
抛物线是一条开口向上的曲线。
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2.The equation of the parabola describes the path of the curve.
抛物线的方程描述了曲线的路径。
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3. The vertices of the parabola are the points where the curve changes direction.
抛物线的顶点是曲线方向改变的地方。