grind

释义

n. 磨,碾,苦工作
v. 磨擦,磨碎

例句

1. People in this area were ground down by hunger and poverty.
   这个地区的人们受着饥饿和贫穷的折磨。
2. We grind up the wheat to make flour.
   我们把小麦磨成面粉。