mandible，英语单词，主要用作名词，作名词时译为“下颌骨；上颚，嘴的上部”。

柯林斯英汉双解大词典

mandible /ˈmændɪbəl/ ( mandibles )

1.N-COUNT A mandible is the bone in the lower jaw of a person or animal. (人或动物的)下颌骨 [技术]

2.N-COUNT An insect's mandibles are the two parts of its mouth which it uses for biting, similar to an animal's jaws. (昆虫)颚 [技术][usu pl]

Mandible fracture 下颌骨骨折

prominent mandible 突出的下颔 ; 头脸部

Mandible measurement 下颌骨测量法

mandible body 下颌骨体

mandible bone 下颌骨

edentulous mandible 无牙下颌骨

upper mandible 上颌

mandible sore 燕窝疮