adj.凸面的，凸出的
n.凸面

The polygon is convex because all its interior angles are less than 180 degrees.
这个多边形是凸的，因为它的所有内角都小于180度。
A convex function increases as you move from left to right on its graph.
凸函数在其图形上从左到右增加。
The lens of a camera is a convex surface that focuses light rays.
照相机的镜头是一个凸面，可以聚焦光线。
The boundary of a convex set lies entirely on one side of every line that intersects it.
凸集的边界完全位于任何穿过它的直线的一侧。
A convex optimization problem has a unique global minimum, which can be found efficiently.
凸优化问题有一个唯一的全局最小值，可以有效找到。
A convex polygon has no inward-pointing diagonals.
凸多边形没有向内指的对角线。
The mirror in a car's rearview镜是凸面的，以扩大视野。
汽车后视镜中的镜子是凸面的，以扩大观察范围。
Convexity is a fundamental concept in geometry, particularly in calculus and analysis.
凸性是几何学的基本概念，尤其在微积分和分析中。
The surface of a sphere is an example of a perfectly convex shape.
球体表面是一个完美的凸形状的例子。
In economics, a producer's demand curve is typically represented as a downward-sloping convex curve.
在经济学中，生产者的需求数量曲线通常表现为向下倾斜的凸曲线。