名词
中文翻译：Unknown
同义词：
['ventilation', 'air circulation', 'freshen up', 'ventilate例句：1. To keep the room from getting too stuffy', 'we need to regularly open the windows and let in some fresh air.（为了不让房间太闷，我们需要定期开窗换气。）']
例句：
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2.改变空气
状态
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1. To keep the room from getting too stuffy, we need to regularly open the windows and let in some fresh air.
为了不让房间太闷，我们需要定期开窗换气。
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2. The new air conditioner is supposed to improve indoor air quality.
新空调应该能改善室内空气质量。
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3. After a long flight, I felt like my lungs were being air-changed.
长途飞行后，我感觉我的肺部像是被换气了。