| 单词 |
rhinotheca |
| 释义 |
rhinotheca
rhinotheca (ˌraɪnəʊˈθiːkə) n, pl -cae (-siː) (Zoology) the covering of the upper part of the beak in birds
rhinotheca
rhinotheca[¦rīn·ə′thē·kə] (vertebrate zoology) The horny sheath on the upper part of a bird's bill. |
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