音標(biāo)發(fā)音英式音標(biāo) [?k??.sa?n]美式音標(biāo) [?ko?.sa?n]英式發(fā)音 美式發(fā)音 基本解釋n.[數(shù)]余弦同根派生 cosine相關(guān)詞英漢例句用作名詞 (n.)The cos() function returns the cosine of a number.函數(shù)的作用是：返回一個數(shù)值的余弦值。cosine更多例句英英字典劍橋英英字典 (in a triangle that has one angle of 90°) the ratio of the length of the side next to an angle less than 90°, divided by the length of the hypotenuse (= the side opposite the 90° angle)cosine劍橋字典cosine柯林斯字典