se.cant
secant的音标和读音:
DJ音标发音: [ˈsi:ˌkænt, -kənt]
KK音标发音: [ˈsiˌkænt, -kənt]
secant的词性:
n.Abbr. secMathematics (名词)缩写 sec【数学】
1. A straight line intersecting a curve at two or more points.
割线:连接两点或多点的横割某条曲线的直线
2. The straight line drawn from the center through one end of a circular arc and intersecting the tangent to the other end of the arc.
正割线:从圆心引出的经过圆弧一个端点并与另一端点正切交割的直线
3. The ratio of the length of this line to the length of the radius of the circle.
正割值:这条线的长度与圆半径之比
4. The reciprocal of the cosine of an angle in a right triangle.
正割:直角三角形中一个角正弦的倒数
secant的词源:
5. From Latin sec3ns secant- [present participle of] sec3re [to cut] * see sek-
源自 拉丁语 sec3ns secant- [] sec3re的现在分词 [切] *参见 sek-