mandible
英 [ˈmændɪbl]
美 [ˈmændɪbl]
n. 下颌骨; 颌; 鸟喙的上部(或下部); (昆虫的)上颚
复数：mandibles
BNC.18029 / COCA.21635
牛津词典
noun
- 下颌骨；颌
the jawbone - 鸟喙的上部（或下部）
the upper or lower part of a bird's beak - （昆虫的）上颚
either of the two parts that are at the front and on either side of an insect's mouth, used especially for biting and crushing food
柯林斯词典
- (人、动物的)下颌骨
Amandibleis the bone in the lower jaw of a person or animal. - (昆虫的)颚
An insect'smandiblesare the two parts of its mouth which it uses for biting, similar to an animal's jaws.
英英释义
noun
- the jaw in vertebrates that is hinged to open the mouth