裂片

例句：

1. 1. Theold building had several cracks in itswalls.
   这座旧建筑的墙壁上有几个裂缝。
2. 2. The car's engine was makinga loud noise, and I could hearthe cracking of the engine block.
   汽车发动机发出很大的声音，我听到发动机缸体在破裂。
3. 3. The scientist carefully examinedthe crack in the wall to see ifit was caused by water damage.
   科学家仔细检查了墙上的裂缝，看看是否是由水损造成的。