單詞
cosecant
英 [k??'si?k(?)nt; -'sek-]
美['ko'sik?nt]
基本信息
- n. [數(shù)] 余割
英英釋意
- 1. ratio of the hypotenuse to the opposite side of a right-angled triangle
cosecant相關(guān)單詞