glass filter

例句：

1. 1.We need to use a glass filter to purify the water before drinking it.
   我们需要使用玻璃过滤器来净化水，然后再喝。
2. 2.The lab technician used a glass filter to remove impurities from the sample.
   实验室技术人员使用玻璃过滤器从样本中去除杂质。
3. 3.The food manufacturer uses glass filters to ensure that the final product is free of bacteria and other contaminants.
   食品制造商使用玻璃过滤器以确保最终产品不含细菌和其他污染物。