| 单词 | periosteum |
| 释义 | Word Frequency periosteum(ˌpɛrɪˈɒstɪəm) nounWord forms: plural -tea (-tɪə) a thick fibrous two-layered membrane covering the surface of bones Also called: periostDerived forms periosteal (ˌperiˈosteal) adjective Word origin C16: New Latin, from Greek periosteon, from peri- + osteon bone |
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