粉碎者

例句：

1. 1. The machine is designed to crush large rocks into smaller pieces.
   这台机器被设计用来将大岩石碎成更小的块。
2. 2. The chef uses a sharp knife to shred the lettuce for his salad.
   厨师用一把锋利的刀来切碎生菜，准备他的沙拉。
3. 3. The old man was crushed by the heavy snowfall.
   老人被大雪压垮了。