| 词汇 | bronchiole | 
| 释义 | bronchiole  noun [ C ]  anatomy specialized uk/ˈbrɒŋ.ki.əʊl/ us/ˈbrɑːŋ.ki.oʊl/  细支气管 in the lungs, one of the very small tubes that branch out from the bronchi and connect to the alveoli (= little air bags) | 
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