| 单词 | 颔骨 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔gape〕Zoology The width of the space between the open jaws or mandibles of a vertebrate.【动物学】 宽度：脊椎动物张开的颔骨或下颚之间空间的宽度美国传统〔maxillary〕A maxillary bone; a jawbone.上颔骨；颔骨美国传统〔maxillary〕Of or relating to a jaw or jawbone, especially the upper one.上颔骨的：上颔的或关于颔骨的，尤指上颔骨的美国传统〔maxilla〕Anatomy Either of a pair of bones of the human skull fusing in the midline and forming the upper jaw.【解剖学】 （人类的）上颔骨：人类头骨中线两侧形成上颔的两块骨头美国传统〔maxilliped〕One of the three pairs of crustacean head appendages located just posterior to the maxillae and used in feeding.（甲壳动物的）颚足，颚肢：位于甲壳纲动物的上颔骨后面的三对头部附属器官，用于喂食美国传统〔munch〕To chew food audibly or with a steady working of the jaws.出声咀嚼或用力咀嚼：发出声地咀嚼食物或者是颔骨有规律的运动地咀嚼美国传统 |
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