例句與造句

1. Result : the midfacial complex was displaced anteriorly , forward growth of mandible was restricted ; the mandible exhibited a downward and backward rotation ; an significant increase was showed on the lower facial height ; the class incisor relationship was corrected by anterior displacement of the upper incisors and posterior displacement of the lower incisors
   結果：上頜向前移位改良生長量，下頜的向前生長受到抑制；下頜以髁突為中心向下、后旋轉，使下頜空間位置發(fā)生變化；下頜的順時針旋轉將造成面下1 3長度增大；上、下頜前牙發(fā)生牙性代償?shù)难陲椬饔谩?
2. It's difficult to find upper incisors in a sentence. 用upper incisors造句挺難的