呼吸道的用法和樣例：
例句
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流行性感冒一種急性的有傳染性的病毒感染，主要特徵是呼吸道感染和發燒、寒戰、肌肉疼痛和虛脫
An acute contagious viral infection characterized by inflammation of the respiratory tract and by fever, chills, muscular pain, and prostration. -
祛痰葯，舒胸葯一種用於緩解胸部或呼吸道不適的藥物
A medicine for relieving disorders of the chest or respiratory tract.
