• n. 下頜骨；上顎，嘴的上部

來自中古法語mandible,來自拉丁語mandibula,下巴，來自mandere,咀嚼，來自PIE*mendh,咀嚼，詞源同mastication,mouth.引申詞義下頜骨。-bula,工具格后綴。拼寫比較dental,tooth.

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.

1. But the retrusion of alveolar mandible led to chin protrusion.

前顱底和下頜骨發(fā)育正常,而下牙槽突代償性后縮可導(dǎo)致成年腭裂患者的假性頦前突.

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2. There is no long , mandible of lower jaw in the whale.

垂下來的長條狀的骨頭代替牙齒,它就是須鯨, 是世界上最大的動物.

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3. The upper lip and mandible of the insect are injured.

這個昆蟲的上唇和上顎都受了傷.

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4. The position relation between mandible and maxilla or cranioaural.

下頜骨對上頜骨乃至顱骨的位置關(guān)系.

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5. There is no long, slender mandible of lower jaw in the whale.

沿水面飛行的類似海鷗的水鳥, 細(xì)長的下顎浸入水中覓食.

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