基本解釋[數(shù)] 正矢詞組短語短語versed d sine 正矢versed sine更多詞組英英字典柯林斯英英字典 a trigonometric function equal to one minus the cosine of the specified angle ( abbr: vers)versed sine劍橋字典versed sine柯林斯字典專業(yè)釋義數(shù)學(xué)正矢（函數(shù)）正矢