cosec
「cosec」的意思
n. 余割（等于 cosecant）
(=cosecant)余割
「cosec」的用法
cosec余割，一个三角函数 - 在数学中使用
「cosec」的例句
The cosec of 30 degrees is 2.
30度的余割是2。
In trigonometry, cosec is the reciprocal of the sine function.
在三角学中，余割是正弦函数的倒数。
To find the cosec of an angle, divide 1 by the sine of that angle.
要找到一个角度的余割，将1除以该角度的正弦值。
Cosec is also known as csc in some mathematical contexts.
在某些数学上下文中，余割也被称为csc。
The cosec function is periodic with a period of 2π.
余割函数的周期为2π。
Understanding cosec can help in solving various trigonometric equations.
理解余割可以帮助解决各种三角方程。
The cosec function is undefined at angles where sine is zero, such as 0° and 180°.
当正弦值为零时，余割函数未定义，例如0°和180°。
In right-angled triangles, the cosec of an angle is the ratio of the hypotenuse to the opposite side.
在直角三角形中，一个角度的余割是斜边与对边的比值。
Cosec is used in various fields including physics and engineering.
余割在物理学和工程学等各个领域都有应用。
It's important to know how to calculate and use cosec correctly in mathematical problems.
了解如何正确计算和使用余割对于解决数学问题很重要。