
中英词典
形容词
secant [ˈsiːkənt]:
- 切线的,相切的。
名词
secant [ˈsiːkənt]:
- (数学)正割。
- (几何学)割线。
词语辨析
secant 和 tangent 的区别:
secant 表示与一个圆或球相交于两点的直线,而 tangent 表示与一个圆或球相切于一点的直线。
词汇扩充
相关词汇:
- secant function:正割函数
- secant line:割线
近义词
相关近义词:
- cutting line
- intersecting line
反义词
相关反义词:
- tangent
柯林斯词典
secant [ˈsiːkənt]:
- 【数学】正割
- 【几何学】割线
牛津词典
secant [ˈsiːkənt]:
- 【数学】正割
- 【几何学】割线
用法
例句:
- He drew a secant line that intersected the circle at two points.(他画了一条与圆相交于两点的割线。)
- The secant function is the reciprocal of the cosine function.(正割函数是余弦函数的倒数。)
- She calculated the length of the secant line using trigonometry.(她使用三角学计算了割线的长度。)
- When the secant of an angle is 1, the angle is 45 degrees.(当一个角的正割为1时,该角为45度。)
- The secant line of a curve represents its rate of change at a specific point.(曲线的割线代表了特定点的变化率。)
更多例句:
- The secant of an angle is the reciprocal of its cosine.(角的正割是其余弦的倒数。)
- The secant of the angle is the ratio of the hypotenuse to the adjacent side in a right triangle.(角的正割是直角三角形中斜边与邻边的比。)
- Use a compass to draw a secant line that intersects the circle at two points.(使用指南针画一条与圆相交于两点的割线。)
- She used the secant function to solve the trigonometric equation.(她使用正割函数解决了三角方程。)
- The secant line approximates the curve near the point of intersection.(割线在交点附近近似曲线。)
- The secant of 60 degrees is equal to 2.(60度的正割等于2。)
- Find the length of the secant line between two given points on the circle.(求圆上两点间割线的长度。)
- The tangent and secant lines are both important in calculus.(在微积分中,切线和割线都很重要。)
- The secant function is periodic with a period of 2π.(正割函数的周期为2π。)
- Draw a secant line that intersects the circle at points A and B.(画一条与圆相交于点A和点B的割线。)
- The secant of an angle is not defined for certain values where the cosine is zero.(角的正割在余弦为零的某些值处未定义。)
- Use the secant line to find the slope of the curve at a specific point.(使用割线计算特定点处曲线的斜率。)
- The secant of 30 degrees is approximately 1.732.(30度的正割约为1.732。)
- Extend the secant line to determine the point of intersection with the curve.(延长割线以确定与曲线的交点。)
- The secant line of a curve represents its average rate of change over an interval.(曲线的割线代表了其在一个区间上的平均变化率。)
- Calculate the value of the secant function for the given angle.(计算给定角度的正割函数的值。)
- The secant line of a function can be used to approximate the function's derivative.(函数的割线可用于近似函数的导数。)
- She used the secant method to solve the equation numerically.(她使用正割法数值解方程。)
- The secant of an angle can be found using a scientific calculator.(可以使用科学计算器计算角的正割。)
- The secant line provides an approximation of the curve's behavior around a specific point.(割线提供了曲线在特定点附近行为的近似。)