英语语法分析

The lower anterior teeth moved lingually and protracted. Occlusal plane is flattened.

下前牙在舌向移动与倾斜同时略有升高，平面变平。

The second method is to move upper and lower teeth by archwire lingually and bucally.

二是利用上下颌的正畸弓丝移动上下牙齿向颊、舌方向；

Teeth in the short-faced group inclined more lingually than in the average and long-faced groups.

短面型组的牙齿比正常组与长面型组更向舌侧倾斜。