placanticline

例句：

1. 1. 名词：一种用于描述或描绘线条的术语。2. 动词：用线状物
   如线、带子等
2. 1.The artist used a plactantine to trace the shape of the building.
   艺术家用一条线状物来勾勒出建筑物的形状。
3. 2. The architect drew an outline of the new office building.
   建筑师绘制了新办公楼的草图。
4. 3. The teacher used a diagram to explain the concept of gravity.
   老师用图表来解释重力的概念。