oxygen masksの例文

例文

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1. These categories include syringes, oxygen masks and simple surgical lasers.
2. His fervor undeterred, he shouted obscenities through his oxygen mask.
3. Heavy insulation renders them harmless when used for emergency oxygen masks.
4. At the same time, oxygen masks automatically drop for passengers.
5. But he disagreed, scowling at me through his oxygen mask.