grass fabric filter

例句：

1. 1. The filter is made from grass and helps to remove impurities from the water.
   这个过滤器由草制成，有助于从水中去除杂质。
2. 2.The farmer used a grass fabric filter to improve the quality of his grain.
   农民使用草编滤网来提高他的谷物质量。
3. 3.The filter was designed to prevent dust and other particles from entering the air conditioning system.
   这个过滤器被设计用来防止灰尘和其他颗粒进入空调系统。