alveolus

alveolus
[alˈvɪələs, ˌalvɪˈəʊləs]
(pl. alveoli -lʌɪ, -liː)
  1. (chiefly Anatomy)a small cavity, pit, or hollow, in particular
    (主剖)小窝,凹部,尤指
    ■any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange
    肺泡,小泡
    ■the bony socket for the root of a tooth
    牙槽
    ■an acinus in a gland
    腺泡
派生
alveolate
[alˈvɪələt]
adjective
语源
  1. late 17th cent.: from Latin, small cavity', diminutive of alveus
英语宝典
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