1.
diagonal line of a complete quadrilateral
完全四边形的对角线
2.
diagonal point of a complete quadrangle
完全四角形的对边点
3.
a regular polygon formed by completing two equilateral triangles from a regular hexagon.
来自于正六角形的两个完全等边三角形组成的正多边形。
4.
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
5.
A quadrilateral having no parallel sides.
没有平行边的四边形
6.
The Application of Complete Quadrangle s Harmomic Property in Elementary Geometry;
完全四点形的调和性质在初等几何中的应用
7.
parallelogram illusion
平行四边形错觉 平行四边形错觉
8.
I was born in 1961 with a rare facial abnormality. My lower face was totally disfigured.
1961年我一出生，就带着罕见的面部畸形，下半边脸完全变形。
9.
a parallelogram with four equal sides; an oblique-angled equilateral parallelogram.
四个边相等的平行四边形；不是直角的等边平行四边形。
10.
A side exactly equal to others.
等边同其它边完全相等的一边
11.
A quadrilateral having two parallel sides.
梯形一个有两条平行边的四边形
12.
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
13.
A trapezoid is a quadrilateral with two parallel sides.
梯形是具有两平行边的四边形。
14.
The human heart is a four-chambered double pump with its right and left sides fully separated by a septum and subdivided on Both sides into an atrium above and a ventricle Below.
人类的心脏是一个四室的双泵,左、右边由隔膜完全分离,两边再被分为上方的心房和下方的心室。
15.
double link jib in parallelogram
平行四边形组合臂架
16.
fundamental period parallelogram
原始周期平行四边形
17.
parallel motion linkage
平行四边形悬挂装置
18.
primitive period parallelogram
基本周期平行四边形