slitting cutter with coarse teeth

例句：

1. 1. The chef used a sharp knife to slit the meat.
   厨师用一把锋利的刀把肉切成了。
2. 2. She carefully sliced the bread with a serrated blade.
   她用有锯齿的刀片小心地切着面包。
3. 3. He slit open the bag and pulled out the contents.
   他撕开了袋子，取出了里面的物品。