柯林斯英汉双解大词典
cosine /ˈkəʊˌsaɪn/
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1.
N of an angle a trigonometric function that in a right-angled triangle is the ratio of the length of the adjacent side to that of the hypotenuse; the sine of the complement 余弦 ( abbr: cos)
双语例句原声例句
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Let us plot both the sine and the cosine curves.
假设我们同时绘制正弦和余弦曲线。
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A So I get zero equals A times the cosine of phi.
我得到0等于,乘以cosφ
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But, we have the constraint, a equals b cosine theta.
但是我们有约束条件，a=b*cosθ
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