名词中文翻译
中文翻译：肺泡
同义词：
['alveoli', 'alveolar spaces']
例句：
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1. The lungs are responsible for the exchange of oxygen and carbon dioxide between the bloodstream and the body'stissues.
肺部负责血液和组织之间氧气和二氧化碳的交换。
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2. During sleep, the alveoli in the lungs expand to allow more oxygen to reach the restof the body.
睡眠时，肺部的肺泡扩张，以便更多的氧气到达身体的其他部位。
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3. As people age, their lungs may become less efficient at gas exchange, leading to shortness of breath.
随着人们年龄的增长，他们的肺部可能变得不那么有效地进行气体交换，导致呼吸困难。