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单词 premolar
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Examplesofpremolar

premolar
Results showed that supernumerary teeth only occurred in the postcanine (molars and premolars) tooth row.
From theCambridge English Corpus
All of these are gradually replaced with a permanent counterpart except for the primary first and second molars; they are replaced by premolars.
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Usually the mesiobuccal cusp rests in between the first mandibular molars and second premolars.
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It is, however, identified by having shortened upper premolars, enlarged caniniform upper third incisors, as well as reduced upper molars.
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The premolars and molars are at the back of the mouth.
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A horse's incisors, premolars, and molars, once fully developed, continue to erupt throughout its lifetime as the grinding surface is worn down through chewing.
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The upper molars extend onto the zygomatic arch and are considerably smaller than their neighbouring premolars.
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The complete dental formula was not recoverable, but the lower jaw contained 4 incisors, 1 canine, 5 premolars, and 6 molars.
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Despite being named molars, the deciduous molars are followed by permanent premolars.
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Triangular ridges are those that project from the cusp tips ofpremolarand molars to the central groove.
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Extracting the first primary molars only this approach produces the earlier eruption of first premolars but reduces the rapidity and amount of incisor alignment.
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Fewer teeth that were primarily slicing premolars and not crushing molars meant that grass or anything with cellulose would not have been on the menu.
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Since there are no premolars in the primary dentition, the primary molars are replaced by permanent premolars.
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All horses have twelve premolars, twelve molars, and twelve incisors.
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Rabbits have a total of 6 incisors, three upper premolars, three upper molars, two lower premolars, and two lower molars on each side.
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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.
#https://dictionary.cambridge.org//dictionary/english/premolar##
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更新时间:2024/12/28 0:52:12