| 单词 | air sac |
| 释义 | > as lemmasair sac air sac n. Zoology and Anatomy a specialized air-filled cavity in the body of an animal; esp. an alveolus in the lung; cf. air cell n. 1a. ΘΚΠ the world > life > biology > physical aspects or shapes > indentation or cavity > [noun] > depression or cavity pita1275 holec1300 cella1398 den1398 follicle?a1425 purse?a1425 pocketa1450 fossac1475 cystis1543 trench1565 conceptory1576 vesike1577 vesicle1578 vault1594 socket1601 bladderet1615 cistern1615 cavern1626 ventricle1641 bladder1661 antrum1684 conceptaculum1691 capsule1693 cellule1694 loculus1694 sinus1704 vesicula1705 vesica1706 fosse1710 pouch1712 cyst1721 air chamber1725 fossula1733 alveole1739 sac1741 sacculus1749 locule1751 compartment1772 air cell1774 fossule1803 umbilicus1811 conceptacle1819 cœlia1820 utricle1822 air sac1835 saccule1836 ampulla1845 vacuole1853 scrobicule1880 faveolus1882 the world > animals > animal body > general parts > internal organs and systems > [noun] > lung or gill > air-sac air cell1774 airbag1782 air sac1835 1835 J. Coldstream in Todd's Cycl. Anat. & Physiol. I. 37/2 The air-sac [of the Physalus]. 1910 Amer. Jrnl. Nursing 11 83 Birds have lungs, but in addition they have air-sacs permeating different portions of the body. 1984 Ecology 65 214 These insects..remain motionless in the water (buoyed up by two pairs of air sacs). 2002 Here's Health Mar. 20/1 The bronchi divide into thousands of smaller airways called bronchioles, which lead to the alveoli—300 million tiny air sacs that occupy the lungs. < as lemmas |
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