s. having a sharply uneven surface or outline
a. 锯齿状的
[电] 锯齿形的
1. The mountain had a jagged peak that looked dangerous to climb.
这座山有一个锋利的山顶，看起来攀登起来很危险。
2. Be careful when walking on the jagged rocks near the shore.
在海岸附近的锯齿状岩石上走时要小心。
3. She cut her finger on the jagged edge of the broken glass.
她的手指被破碎玻璃的锋利边缘割到了。