slab edge

例句：

1. 1. The carpenter used a slab ofwood to build the table.
   木匠用一块木板来建造桌子。
2. 2. The slabedge is smooth and easy to clean.
   这块板条边缘光滑且易于清洁。
3. 3. Theslab edge was so sharp thatit could cut through anything.
   这块板条边缘非常锋利，可以切割任何物体。