等角线

例句：

1. 1. The line ofequal angles divides theplane into two right triangles.
   等角线将平面分成两个直角三角形。
2. 2. The architect drew a line of equalangles to create symmetry in the design.
   建筑师画了一条等角线来创造设计中的对称性。
3. 3. The engineer used theline of equal angles to calculate thelength of the beam.
   工程师使用等角线来计算梁的长度。