n.齿龈音
adj.齿槽的，小泡的

The alveoli in our lungs are tiny air sacs where gas exchange occurs.
肺部的肺泡是非常小的气囊，是气体交换的地方。
Smoking can damage the delicate alveoli and impair lung function.
吸烟会损害脆弱的肺泡并影响肺功能。
Alveolar macrophages play a crucial role in clearing foreign particles from the lungs.
肺泡巨噬细胞在清除肺部异物中起着关键作用。
The diffusion of oxygen from the alveoli into the bloodstream is facilitated by thin walls.
氧气从肺泡扩散到血液的过程因薄壁而得以顺畅进行。
Pulmonary fibrosis leads to thickening of the alveolar walls, making it harder for oxygen to pass through.
肺纤维化导致肺泡壁增厚，使氧气难以通过。
Alveolar lavage is a medical procedure used to clean the lungs by washing out trapped particles.
肺泡灌洗是一种医疗程序，用于清洗肺部，清除被困的微粒。
In asthma, the bronchioles constrict, reducing the flow of air to the alveoli, causing difficulty breathing.
哮喘时，支气管收缩，空气流动到肺泡减少，导致呼吸困难。
The alveolar-capillary membrane is a barrier that ensures efficient gas exchange between the blood and air.
肺泡-毛细血管膜是保证血液和空气间有效气体交换的屏障。
Alveolar edema occurs when fluid accumulates in the air sacs, impairing respiration.
肺泡水肿是指液体积聚在肺泡内，影响呼吸。
The alveolar surfactant is a substance produced by cells lining the lungs that helps prevent collapse during exhalation.
肺泡表面活性物质是由肺部细胞产生的物质，有助于防止呼气时肺泡塌陷。