诗词屋>英语词典>tangent翻译和用法

tangent

英 [ˈtændʒənt]

美 [ˈtændʒənt]

n.  切线; 正切

复数:tangents 

TEM8

BNC.21952 / COCA.24421

习惯用语

    n.

      fly/go off at a tangent
    • 突然转换话题;突然改变行动
      to suddenly start saying or doing sth that does not seem to be connected to what has gone before

    牛津词典

      noun

      • 切线
        a straight line that touches the outside of a curve but does not cross it
        1. 正切
          the ratio of the length of the side opposite an angle in a right-angled triangle to the length of the side next to it

          柯林斯词典

          • 切线
            Atangentis a line that touches the edge of a curve or circle at one point, but does not cross it.
            1. PHRASE 突然偏离原来的思路;突然离题
              If someonegoes off at a tangent, they start saying or doing something that is not directly connected with what they were saying or doing before.
              1. The conversation went off at a tangent.
                交谈突然偏离了正题。

            英英释义

            noun

            • ratio of the opposite to the adjacent side of a right-angled triangle
                Synonym:tan
              1. a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point

                双语例句

                • That is how we get the tangent plane.
                  这样我们就得到了切平面。
                • The line connecting the point and the center bisects the included angle of the two tangent lines.
                  这一点和圆心的连线平分这两条切线的夹角。
                • Being perpendicular to the surface means that you are perpendicular to its tangent plane.
                  垂直于曲面也意味着垂直于它的切平面,垂直于曲面也意味着垂直于它的切平面。
                • Accurate reconstruction of planar contour mixed with straight lines and arcs is achieved with position or tangent continuity.
                  解决了由直线和圆弧构成的平面轮廓精确重构问题,满足轮廓各段之间位置连续以及相切条件。
                • Drag to add two arcs with adjustable radii and connecting tangent lines.
                  拖动此形状,可添加具有可调半径和相连切线的两条弧线。
                • Returns the hyperbolic tangent of the specified angle.
                  返回指定角度的双曲正切值。
                • A new spline curve is presented which interpolates given points and tangent directions with piecewise involute of circle.
                  利用拼接的圆渐开线实现对平面上的数据点及其切向的插值。
                • The plane that contains all the lines tangent to a specific point on a surface.
                  包含所有在表面上的一个特殊的点相切的线的平面。
                • We are replacing the graph by its tangent plane.
                  我们用函数的切平面来替代它的图像。
                • Describes the tangent when approaching this point from the previous point in the curve.
                  在曲线上从上一个点接近这个点时描述切线。