机舱空气质量被视为适航条件之一…。
在飞机上进餐的一个问题是，干燥的机舱空气使鼻腔粘液很快蒸发，而鼻腔粘液有帮助气味受体发挥功能的作用。
One problem with airplane dining is that parched cabin air quickly evaporates nasal mucus, which helps odor receptors function.
打开座位上方的通风孔，调整风向，让风从你面前吹过。过滤后的机舱空气有助于将潜在传染源吹到别处。
Open your air vent, and aim it so it passes just in front of your face. Filtered airplane air can help direct airborne contagions away from you.
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