单词 | 正牙学 |
释义 | 〔orthodontia〕Orthodontics.正牙学,畸齿校正术〔orthodontics〕(used with a sing. verb)The dental specialty and practice of preventing and correcting irregularities of the teeth, as by the use of braces.(与单数动词连用)正牙学,畸齿校正术:牙科保护和校正不规则形状的牙齿的特殊技术和实践,如通过支架等 |
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