diagonal crack

例句：

1. 1. The building's foundation was severely damaged by a diagonal crack in the wall.
   这座建筑的地基因墙上的一条对角线裂缝而严重受损。
2. 2. The engineer carefully inspected the diagonal crack in the bridge to ensure its stability.
   工程师仔细检查了桥梁中的对角线裂缝，以确保其稳定性。
3. 3. The construction crew had to repair several diagonal cracks in the concrete slab before they could proceed with the project.
   施工队不得不在混凝土板中修复了几个对角线裂缝，才能继续进行项目。