ground up

• 碾碎

ground up的用法和样例：

例句

1. We grind up the wheat to make flour.
   我们把小麦磨成面粉。
2. A mixture of cellulose material, such as wood, paper, and rags, ground up and moistened to make paper.
   纤维素木材、纸张及碎布等纤维素混合物，碾碎并加湿后用于造纸