[ 'tændʒәnt ]
BNC词频 21952 COCA词频 24421
a. 接触的, 正切的, 离题的
n. 切线, 正切
n. a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point
n. ratio of the opposite to the adjacent side of a right-angled triangle
英汉双解字典由 ECDICT 提供