soldiers wore gasmasks during the chemical warfare training exercise.
the government began distributing gasmasks to all civilians in the affected zones.
children learned how to put on gasmasks quickly during school drills.
the factory produced thousands of gasmasks for the military stockpiles.
emergency workers checked the filters on their gasmasks before entering the contaminated area.
the museum displayed antique gasmasks from world war i.
protesters wore gasmasks to protect themselves from tear gas.
the shortage of gasmasks created widespread fear among the population.
families kept gasmasks in their homes as part of their emergency preparedness kit.
the soldier adjusted his gasmask to ensure a tight seal against his face.
researchers developed new gasmasks with improved filter technology.
the sound was muffled by the gasmask, making communication difficult.
soldiers wore gasmasks during the chemical warfare training exercise.
the government began distributing gasmasks to all civilians in the affected zones.
children learned how to put on gasmasks quickly during school drills.
the factory produced thousands of gasmasks for the military stockpiles.
emergency workers checked the filters on their gasmasks before entering the contaminated area.
the museum displayed antique gasmasks from world war i.
protesters wore gasmasks to protect themselves from tear gas.
the shortage of gasmasks created widespread fear among the population.
families kept gasmasks in their homes as part of their emergency preparedness kit.
the soldier adjusted his gasmask to ensure a tight seal against his face.
researchers developed new gasmasks with improved filter technology.
the sound was muffled by the gasmask, making communication difficult.
探索常見搜尋詞彙