saw line

例句：

1. 1. The carpenter used a saw to cut the wood into the desired shape.
   木匠用锯子将木材切成了所需的形状。
2. 2. The architect drew a saw line on the blueprint to indicate where the walls should be built.
   建筑师在蓝图上画了一条锯齿线，以指示墙壁应该建造的位置。
3. 3. The artist used a saw line to create a precise edge for the sculpture.
   艺术家使用锯齿线为雕塑创造了一个精确的边缘。