se
cant
复数形式
secants
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割线, 正割线
a line that crosses a curve at least at two distinct points
- By drawing a secant, the mathematician was able to study the curve’s behavior at multiple points.
通过绘制割线，数学家能够研究曲线在多个点的行为。
- The secant of the curve intersects it at two different points, forming a distinct angle.
曲线的割线在两个不同的点与之相交，形成一个明显的角度。
- In calculus, the secant is often used to define the derivative at a point on a curve.
在微积分中，割线常用来定义曲线上某一点的导数。
- The secant to the parabola was plotted to observe how it crosses the curve at two distinct locations.
绘制了抛物线的割线以观察它如何在两个不同的位置穿过曲线。
- By drawing the secant, they could approximate the behavior of the curve between the points.
通过绘制割线，他们可以近似点之间曲线的行为。
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