| 单词 | os frontale |
| 释义 | os frontale (extremely rare) n WORD FAMILY os frontale n the large cranial bone forming the front part of the cranium: includes the upper part of the orbits Syn|Hyper forehead, frontal bone membrane bone any bone that develops within membranous tissue without previous cartilage formation; e.g. the clavicle and bones of the skull |
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