好词典

bronchus

UK /ˈbrɒŋkəs/US /ˈbrɑːŋkəs/

词源

源自希腊语 'bronkhos'(意为'气管'或'喉咙'),通过拉丁语 'bronchus' 进入英语。

noun

❶ 支气管,是气管的分支,将空气从气管输送到肺部。人体通常有左右两个主支气管,分别通向左右肺。

“The bronchus carries air from the trachea into the lungs.”

(支气管将空气从气管输送到肺部。)

“Inflammation of the bronchus can cause breathing difficulties.”

(支气管发炎可能导致呼吸困难。)

同义词:airway, bronchial tube, respiratory duct

常见短语

main bronchus — 主支气管,指气管分叉后通向左右肺的两条主要支气管分支。

“The right main bronchus is wider and more vertical than the left.”

(右主支气管比左主支气管更宽且更垂直。)

bronchus-associated lymphoid tissue — 支气管相关淋巴组织,简称BALT,是分布在支气管黏膜下的免疫组织。

“BALT plays an important role in the immune defense of the respiratory system.”

(支气管相关淋巴组织在呼吸系统的免疫防御中起重要作用。)