信拉皮迪:下一个大的担心是空气中的氧气不足。
FAITH LAPIDUS: the next big worry is the lack of oxygen in the air.
导致呼吸困难的因素,并不是每次呼吸氧气不足,而是因为机体变热需要更多的氧气冷却自己。
Breathing more likely becomes labored not because of a lack of oxygen with each breath, but because the body is running hotter and needs more oxygen to cool itself.
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