名词中文翻译
中文翻译：Unknown
同义词：
['tangent', 'perpendicular', 'tangential例句：1. The angle between the two lines is a tangent to the circle.（两线之间的角是圆的切线。）']
例句：
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1. The angle between the two lines is a tangent to the circle.
两线之间的角是圆的切线。
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2. The line passing through the center of the circle is perpendicular to the radius.
通过圆心的线与半径垂直。
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3. The tangent to the curve at point A is parallel to the x-axis.
曲线在点A处的切线与x轴平行。