“三角形”造句
三角形內角總和為180度。
The sum of all the angles of a triangle is 180 degrees.
桌上有一只用珠子串成的小
三角形作裝飾的盒子。
On the table sat a box decorated with little pearl triangles.
這一設計由淡色的3個長方形和3個
三角形構成。
This design is in pastel colours with three rectangles and three triangles.