pulverizer

例句：

1. 1.The pulverizer is used to grind the grains into a fine powder.
   磨粉机用于将谷物磨成细粉。
2. 2.The pulverizer was designed to be easy to operate and maintain.
   磨粉机设计得易于操作和维护。
3. 3. The pulverizer is essential for grinding coffee beans into a fine powder.
   磨粉机对于将咖啡豆磨成细粉至关重要。