mandible
英 [ˈmæn.dɪ.bəl]
美 [ˈmæn.də.bəl]
- n. 下颌骨；上颚，嘴的上部
中文词源
mandible 下颌骨
来自中古法语mandible,来自拉丁语mandibula,下巴，来自mandere,咀嚼，来自PIE*mendh,咀嚼，词源同mastication,mouth.引申词义下颌骨。-bula,工具格后缀。拼写比较dental,tooth.
英语词源
- mandible (n.)
- late 14c., "jaw, jawbone," from Middle French mandible and directly from Late Latin mandibula "jaw," from Latin mandere "to chew," from PIE root *mendh- "to chew" (cognates: Greek mastax "the mouth, that with which one chews; morsel, that which is chewed," masasthai "to chew," mastikhan "to gnash the teeth"). Of insect mouth parts from 1826.
权威例句
- 1. But the retrusion of alveolar mandible led to chin protrusion.
- 前颅底和下颌骨发育正常,而下牙槽突代偿性后缩可导致成年腭裂患者的假性颏前突.
- 2. There is no long , mandible of lower jaw in the whale.
- 垂下来的长条状的骨头代替牙齿,它就是须鲸, 是世界上最大的动物.
- 3. The upper lip and mandible of the insect are injured.
- 这个昆虫的上唇和上颚都受了伤.
- 4. The position relation between mandible and maxilla or cranioaural.
- 下颌骨对上颌骨乃至颅骨的位置关系.
- 5. There is no long, slender mandible of lower jaw in the whale.
- 沿水面飞行的类似海鸥的水鸟, 细长的下颚浸入水中觅食.
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