air sac
/eə(r) sæk/
中文翻译
气囊气孔
常见例句
1
An air sac, sometimes double or variously lobed, in the visceral cavity of many fishes
2
the air sac of birds
3
pertaining to the tiny air sacs of the lungs a
相关词组
1
[医] 肺泡[小]囊
2
[医] 肺泡