tangent
英 ['t?n(d)?(?)nt]
美['t?nd??nt]
- adj. 切線的，相切的；接觸的；離題的
- n. [數] 切線，[數] 正切
- n. (Tangent)人名；(瑞典)坦根特
英英釋意
- 1. a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point
- 2. ratio of the opposite to the adjacent side of a right-angled triangle