各种平面图形的英语表达为：
1、circle
读音：/'sk(?)l/?
释义：圆，圆形
例句：Draw a circle 10cm in?diameter. 画一个直径10厘米的圆形。?
2、square
读音：/skwe?/
释义：正方形
例句：a small square of cloth? 一块小方布。
3、rectangle
读音：/'rektg(?)l/
释义：矩形；长方形
例句：It is a rectangle if the four angles?square.
如果四个角均为直角，该图为矩形。
4、equilateral triangle
读音：/,i?kw?'l?t(?)r(?)l? 'tra?g(?)l/
释义：等边三角形；正三角形
例句：An equilateral triangle has all?sides?equal and all?angles?equal.
等边三角形三边相等三内角相等。
5、parallelogram
读音：/?p?r?'lel?gr?m/
释义：平行四边形
例句：To know how big this parallelogram is I would like to use?base?times?height?or something like that.
为了求出这平行四边形的面积，可以用底乘以高，或类似的方法来做。
6、rhombus
读音：/'r?mb?s/
释义：菱形；斜方形
例句：A rhombus is a?geometric?shape which has four equal sides but is not a square.
菱形是有四条等边但不是正方形的几何图形。
7、pentagon
读音：/'pent?ɡ(?)n/
释义：五边形; 五角形
例句：A pentagon is a flat shape with five sides and five angles.
五边形是有五条边和五个角的平面图形。
“平面设计”用英语怎么说
一层平面： 1st floor layout 1st floor plan
二层平面 2nd floor layout 2nd floor plan
总平面 Master Plan
室内透视 Interior perspective
鸟瞰图 Bird-view plan
正立面 Front elevation
侧立面 Side elevation
掉到我饭碗里面了、
平面设计
[名] Graphic Artist Designer;
[例句]展览追溯了美国从19世纪至今的平面设计历史。
The exhibition traces the history of graphic design in America from the 19th century to the present
