我将给您的牙齿取一个印模。I will take an impression of your teeth .First , I ’ ll adjust the tray to fit the size of your arch .为了获得一个准确的印模,我会制作一副个别托盘。这一次,我会使用这个个别托盘来为您取模。Please open your mouth widely .开始的时候,材料是软的,渐渐地它会变硬。Just after I place the tray in your mouth , pl ......