(Used with a sing. Verb)The dental specialty and practice of preventing and correcting irregularities of the teeth, as by the use of braces.

 
  • (與單數動(dòng)詞連用)正牙學(xué),畸齒校正術(shù):牙科保護和校正不規則形狀的牙齒的特殊技術(shù)和實(shí)踐,如通過(guò)支架等繼承用法。
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