cosine
英['kəʊsaɪn]
美['koʊsaɪn]
Noun:
-
ratio of the adjacent side to the hypotenuse of a right-angled triangle
- 1. The cosine rather than the sine is customarily used in this case.
- 在这种情况下,习惯上用余弦函数而不是正弦函数.
来自辞典例句
- 2. This requires two sine - cosine resolvers.
- 这就需要两个正余弦分解器.
来自辞典例句
- 3. Let's now examine the simplest wave from where the profile is a sine or cosine curve.
- 现在让我们来考察最简单的波形,它的剖面图是正弦或余弦曲线.
来自辞典例句
- 4. We derive the addition formulas for sine and cosine from the arithmetic of complex numbers.
- 用复数算术推导了正弦,余弦的加法公式.
来自辞典例句
- 5. Aim To study some calculation formula of sine function and cosine function.
- 目的研究正弦函数和余弦函数的一些计算公式.
来自互联网
用作名词 (n.)
- The cos() function returns the cosine of a number.
函数的作用是：返回一个数值的余弦值。
