tangent
🇺🇸
/ˈtændʒənt/
🇬🇧
/ˈtændʒənt/
noun
R
A line that touches a curve at one point but does not cross it.
As they walked around the park, they noticed the path ran straight like a tangent just skimming the edge of the circular pond.
当他们绕着公园散步时，他们注意到小路直直地延伸，像切线一样仅仅擦过圆形池塘的边缘。
R
In a right-angled triangle, the ratio of the length of the side opposite an angle to the length of the side next to it.
In math class, they learned that the tangent of an angle describes how steep it is.
在数学课上，他们了解到角的正切描述了它有多陡峭。
translation
切线, 正切
词形变化
Plural
tangents