呼吸道感染

He’s suffering from an acute infection of the lower respiratory tract.

他患有急性下呼染。

This applies to most respiratory infections (e.g. mycoplasma infections, infectious coryza, laryngotracheitis).

大多数呼染都如此，如支原体染，传染性鼻炎，喉气管炎。

Conclusion:The death cause of chronic cardiopulmonary disease is mainly concerned with respiratory tract infection, respiratory failure, multi-organ functional lesion and dystrophia.

慢性肺心病死亡主与呼染、呼衰竭、多器官功能损害及营养不良有关。