cross-sectional drawing

例句：

1. 1.The engineer drew a cross-sectional drawing of the bridge to show its structure.
   工程师绘制了一座桥的横截面图来展示其结构。
2. 2. In this case, the cross-sectional drawing is crucial for understanding the problem's root cause.
   在这种情况下，横截面图对于理解问题的根本原因至关重要。
3. 3. The construction company used cross-sectional drawings to ensure the integrity of the new building.
   建筑公司使用横截面图来确保新建筑的完整性。