| 词汇 | underbite |
| 释义 | underbite noun[ C or U ] uk /ˈʌn.də.baɪt/ us /ˈʌn.dɚ.baɪt/ the position of the teeth in which the lower teeth go over the upper teeth when a person bites the teeth together, or the degree to which the lower teeth are in front of the upper teeth反颌（指下颌或下门齿前突，超出上颌或上门齿） Compare overbite The teeth baby tooth buck-toothed cementum centric cingulum coronal erupt hydroxyapatite interdental labially lingually mesially milk tooth molar pulp cavity pulpal rictus snaggle-toothed snaggled wisdom tooth Examples of underbiteunderbite Beavis has an underbite and an obsessive stare on his face which usually looks to the side rather than directly at the television viewer. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They have large, pointed heads with an underbite in many species. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Horses may also experience an overbite/brachygnathism (parrot mouth), or an underbite/prognathism (sow mouth, monkey mouth). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. He is commonly recognized by his large underbite and his constant blank facial expression. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Their mouths are small and set in an underbite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It will also, along with an underbite, cause severe discomfort when a bit is placed in the horses mouth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. There are special modifications for the treatment of overbite and underbite, however they usually only differ in the shape of the dental arch and in stronger or longer walls. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Facemasks or reverse-pull headgear needs to be worn between 12 to 22 hours per day, but typically 14 to 16 hours a day is effective in correcting the underbite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The mandible (lower jaw) lacks the hollow opening, or "fenestra", seen in other species, and the entire lower jaw is bowed outwards, giving the animal the appearance of an underbite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. He has a rather prominent underbite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A large, very powerful man with a distinctive underbite, he is actually very well composed and gentlemanly and honest to a fault, with an unshakable will. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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