the branch of dentistry dealing with the prevention or correction of irregularities of the teeth
例句
Drawing of the oral cavity teeth provides base for computer aided orthodontia. 口腔牙齿的描绘为口腔辅助正畸系统建立提供基础。
If your child requires orthodontia, add another $10,000. If you buy your child a car, add that in as well. For an only child, add 25% to the cost. 如果你的孩子需要畸齿矫正，需要增加10，000。如果你需要给你的孩子买汽车，请加上这笔费用。如果只有一个孩子，增加25%25的花费
My teeth are not in normal order.That affect my chew, my face and my mouth.I met an orthopedist once and he suggested me trying orthodontia to correct my irregular teeth. 我的牙齿下排由于有爆牙;引致不能正确地咬合;连上排牙的位置也受影响;吃饭时又不能正常地咀嚼;连脸部和口部也有倾斜的问题.;早前看骨科医生;那医牙也建议我尽早矫正齿颚的问题
To develop a system of X-cephalometric which leech on to the brace software and adopt GUI (graphical user interface) according to the requirement of orthodontia. 摘要根据口腔正畸的需要，开发一个依附于支撑软件，采用图形用户界面的X线头影测量系统。
