英數兩全字詞教學

36   對稱 Symmetry

1. reflection symmetry   反射對稱

2. mirror symmetry   鏡對稱

3. line symmetry   線對稱

4. point symmetry   點對稱

5. plane symmetry   面對稱

6. rotation symmetry   旋轉對稱

7. translation symmetry   平移對稱

8. symmetrical figures / shapes   對稱圖形

9. axis of symmetry   對稱線／對稱軸

10. draw reflected shapes   畫對稱圖形

11. reflective points of the vertices   頂點的對稱點

12. Isosceles triangles are symmetric figures.   等腰三角形是對稱圖形。

13. Any line through its center is an axis of symmetry for the circle.   任何通過圓心的直線都是它的對稱軸。

14. Points A and A’ are symmetric with respect to / about / across the line L.   點 A 與點 A’ 對稱於直線 L。

15. The bisector of the vertex angle of an isosceles triangle is a line of symmetry for the triangle.   等腰三角形的頂角平分線是其對稱線。