respiratory tract

名词 respiratory tract:

1. the passages through which air enters and leaves the body
   同义词：airway

1. An acute contagious viral infection characterized by inflammation of the respiratory tract and by fever, chills, muscular pain, and prostration.
   流行性感冒一种急性的有传染性的病毒感染，主要特征是呼吸道感染和发烧、寒战、肌肉疼痛和虚脱
2. A medicine for relieving disorders of the chest or respiratory tract.
   祛痰药，舒胸药一种用于缓解胸部或呼吸道不适的药物