foreign bodies in airpassage

• 气管异物

foreign bodies in airpassage的用法和样例：

例句

1. The two cases highlight the impor-tance of listing foregut cysts in the differential diagnosis of a suspected airway foreign body.
   由于前肠囊肿甚为罕见，同时临床症状又多以呼吸窘迫为表现，与气管异物难以区分，故特提出讨论。