上颚;下颌骨;(昆虫等的)大颚
Either of two laterally moving appendages situated behind the mandibles in insects and most other arthropods.
(昆虫的)下颚骨位于昆虫和大多数其他节肢动物上颚后面的附属活动器官
They strip it with their mandibles and pack it into the pollen baskets on their legs
它用上颚把蜂胶剥下来，把它放进它腿上的花粉篮里。
Effect of Radiotherapy on Distraction Osteogenesis in Rabbits’ Mandibles
放疗对兔下颌骨牵张成骨骨再生的影响
例句
|noun|
1.Either half of the crushing organ in an arthropod’s mouthparts.
‘They crush the honeybees in their _mandibles_ one after another until the bees are all dead.’
‘Centipedes were measured from the tip of the upper _mandible_ to the posterior end of the last body segment.’
2.Either of the upper and lower parts of a bird’s beak.
‘the drake is all black except for an orange mark on the upper _mandible_ ’
‘The bill is a pinkish horn color and dark markings appear on the upper _mandible_ .’
3.The jaw or a jawbone, especially the lower jawbone in mammals and fishes.
‘The human remains comprise one complete _mandible_ , two fragmentary _mandibles_ , and a cranial fragment.’
‘In the _mandible_ , there are four incisors, two canines, four premolars, and six molars.’
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来自翻译机器....
|noun|
‘They crush the honeybees in their _mandibles_ one after another until the bees are all dead.’
