Read Edit View history 齿颚矫正学 chǐ'èjiǎozhèngxué orthodontics Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 齿颚矫正学/ 齒顎矯正學 chǐ'èjiǎozhèngxué orthodontics 他在大学主修齿颚矫正学。 Edit Delete References Add reference No references for this word.