gauze filter

例句：

1. 1. The doctor used a gauze filter to clean the wound.
   医生用纱布过滤器清洁伤口。
2. 2. She applied a gauze filter to her face to stop the bleeding.
   她用纱布过滤器敷在脸上止血。
3. 3. The nurse replaced the gauze filter in the patient's IV line.
   护士更换了病人静脉输液管中的纱布过滤器。