| 单词 | air bone |
| 释义 | > as lemmasair bone air bone n. Zoology (now rare) a hollow bone containing air, as characteristic of birds. ΘΚΠ the world > animals > animal body > general parts > constituent materials > [noun] > hollow bone for reception of air air bone1827 1827 in W. Lawrence tr. J. F. Blumenbach Man. Compar. Anat. (ed. 2) xiv. 179 Frequently the external walls of the air-bones are so thin that their internal cells can be very well seen. 1878 Lancet 16 Mar. 405/2 The principle of the hollow column is beautifully illustrated in the hollow air-bones of birds. 1986 Bone 7 356/1 In mature mail Japanese quail estrogen-induced medullary bone occurs only on endosteal surfaces of bones containing hematopoietic (red) marrow but not fatty marrow or in air bones. < as lemmas |
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