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1. 抛物线
Parabola
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2.双曲线
Hyperbola
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3. 圆锥曲线
Conic section
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1. The parabolic path of the sun across the sky is fascinating.
太阳穿越天空的抛物线路径令人着迷。
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2.The hyperbola in the equation represents a circle with a focal length twice as long as its radius.
方程中的双曲线代表一个焦点长度是半径两倍的圆。
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3.The conic section in the picture shows a cone with a base that is a square and a height that is a cubed number.
图中的锥体展示了一个底面为正方形、高度为立方数的圆锥。