bron·chi·ole
noun/ˈbrɒŋkiəʊl/
/ˈbrɑːŋkiəʊl/
(anatomy)- one of many very small tubes connected to the bronchi
连接到支气管的许多非常小的管子之一 Word Originmid 19th cent.: from modern Latin bronchiolus, bronchiolum, diminutives of late Latin bronchia, denoting the branches of the main bronchi.