平行式

例句：

1. 1.The car's wheels are aligned perfectly to the tracks.
   汽车的轮子与轨道完美对齐。
2. 2.The architect designed a series of buildings with parallelograms as their main shapes.
   建筑师设计了一系列以平行四边形为主要形状的建筑。
3. 3.In geometry, parallel lines intersect at right angles.
   在几何学中，平行线相交成直角。