名词
中文翻译：呼吸系统
同义词：
['respiratory system', 'respiration system例句：1. The lungs are the primary breathing system for most mammals.（肺是大多数哺乳动物的主要呼吸系统。）']
例句：
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1. The lungs are the primary breathing system for most mammals.
肺是大多数哺乳动物的主要呼吸系统。
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2.The doctor advised him to take deep breaths and relax his muscles.
医生建议他深呼吸并放松肌肉。
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3. Breathing exercises can help improve lung function and reduce stress.
呼吸练习可以帮助改善肺功能和减轻压力。