line of symmetry

复数形式

lines of symmetry

对称线, 对称轴

a line that divides a shape into two congruent parts

A circle has an infinite number of lines of symmetry because it can be divided into two equal halves along any diameter.
一个圆有无限数量的对称线，因为它可以沿着任何直径被分成两个相等的部分。
The letter 'A' has one vertical line of symmetry that splits it into two identical halves.
字母'A'有一条垂直的对称线，将其分成两个相同的部分。
A square has four lines of symmetry: two along its diagonals and two along the midlines parallel to its sides.
一个正方形有四条对称线：两条沿着对角线，两条沿着与边平行的中线。
If a shape can be folded along a line and both halves match exactly, that line is called a line of symmetry.
如果一个形状可以沿着一条线折叠，并且两半完全匹配，那么这条线被称为对称线。
The butterfly's wings have a line of symmetry running along its body, making each wing a mirror image of the other.
蝴蝶的翅膀有一条沿着身体的对称线，使每个翅膀成为另一个的镜像。