1.
On Some Theorems of Directed Areas of Polygons;
关于平面多边形有向面积的一些定理
2.
Polygons Morphing Based on Triangle Decomposition and Reconstruction
基于三角形分解和重构的平面多边形变形方法
3.
A prismatoid having polygons with the same number of sides as bases, and faces that are parallelograms or trapezoids.
平截头棱椎体以边数相同的平面多边形为底面的，各侧面为平行四边形或不规则四边形的拟柱体
4.
a polyhedron some of whose plane sections are concave polygons.
有些平面部分是凹型多边形的多面体。
5.
a polyhedron any plane section of which is a convex polygon.
各个平面部分是凸型多边形的多面体。
6.
having many sides or relating to a surface marked by polygons.
有很多边的，或关于有多边形特征的平面的。
7.
An effective algorithm of dividing plane simple polygon
一种分割平面简单多边形的高效算法
8.
A PLANE PARAMETRIC CUBIC CURVE THAT CONTACTS THE SECOND EDGE OF THE CHARACTERISTIC POLYGON
与特征多边形第二边相切的平面参数三次曲线
9.
a prismatoid whose bases are polygons having the same number of sides and whose other faces are trapezoids or parallelograms.
每个底部是边数相同的多面形且其它面是不等边四边形或平行四边形的旁面三角台。
10.
A closed plane figure bounded by three or more line segments.
多边形；多角形由三条或更多的线段围成的一个封闭的平面图形
11.
a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms.
有两个全等平行面（底面）且侧面都是平行四边形的多面体。
12.
Disjoint Partitions and Maximum Area Polygons in Planar Point Sets;
平面点集的不交分划与最大面积多边形问题
13.
A plane figure with four sides and four angles.
四边形有四个边和四个角的平面图形
14.
(geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular polygon.
（几何）有四个相等的边和四个直角的平面长方形；有四个边的等边多角形。
15.
Algorithm for smallest quadrangle encasing box of convex polygon
凸多边形最小面积四边形包围盒算法
16.
a polyhedron whose faces are trapeziums.
由不等边四边形面组成的多面体。
17.
Entitled to sickness benefit
（组成三角形、矩形等平面图形的）边
18.
A four-sided plane figure with opposite sides parallel.
平行四边形一种有四条边且每两条边对应平行的平面图形