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Respiratory system
01
呼吸器系
a biological system that facilitates the exchange of oxygen and carbon dioxide, primarily through the lungs
例
The respiratory system works automatically.
Lungs are part of the respiratory system.
The respiratory system helps us breathe.
Her interrupted breathing indicated a problem with her respiratory system.
The avian respiratory system is highly efficient, allowing birds to extract oxygen during both inhalation and exhalation.
