名词
中文翻译：面罩
同义词：
['mask', 'face shield', 'goggles']
例句：
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1. Thedoctor advised us to wear a face maskswhen we went out.
医生建议我们外出时戴上口罩。
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2. He put on his face maskand stepped into the room.
他戴上口罩，走进了房间。
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3. The firefighters used facemasks to protect themselves from the smoke.
消防员们用面罩保护自己免受烟雾的侵害。