dental braces
... cross braces 有些情况还会加上斜梁 Dental braces 牙齿矫正器 Lingual Braces 舌侧矫治器 ...
retainer
... closet n.壁橱, 储藏室, 厕所 retainer n.牙齿矫正器 Mr. Geller: Listen to me! When my time comes, I wanna be buried at sea海葬. ...
adult's orthodontics
adult orthodontics