emphysema

名词 emphysema:

1. an abnormal condition of the lungs marked by decreased respiratory function; associated with smoking or chronic bronchitis or old age
   同义词：pulmonary emphysema

em.phy.se.ma

n.（名词）
A pathological condition of the lungs marked by an abnormal increase in the size of the air spaces, resulting in labored breathing and an increased susceptibility to infection. It can be caused by irreversible expansion of the alveoli or by the destruction of alveolar walls.
肺气肿：肺部的一种病态，特征为肺中的空间不正常地增大，导致呼吸困难并且易于受感染。它是由肺小泡的不可逆的扩张或肺小泡壁被破坏而引起的
An abnormal distention of body tissues caused by retention of air.
气肿：因空气滞留而引起的体组织的不正常的扩张

来源：
Greek emphusôma [inflation]
希腊语 emphusôma [膨胀]
from emphusan [to blow in]
源自 emphusan [吹进]
en- [in] * see en- 2
en- [在…里] *参见 en-2
phôs3n [to blow] from phusa [bellows, bladder]
phôs3n [吹] 源自 phusa [吼声，气泡]

【引伸】
em.physem.atous
em.physe.mic
adj.（形容词）
n.（名词）