Cosine

['kəʊsaɪn] or ['kosaɪn]

解釋/意思:

(noun.) ratio of the adjacent side to the hypotenuse of a right-angled triangle.

伊莱扎錄入--From WordNet

解釋/意思:

(n.) The sine of the complement of an arc or angle. See Illust. of Functions.

爱德华整理