Expensive Price Dentist: I "m sorry, madam, but I" ll have to charge you twenty-five dollars for pulling your son "s tooth."
极其昂贵的价钱牙科医生：对不起，夫人，为给您的儿子拔牙，我得收二十五美圆。
ObjectiveTo study the effects of the orthodontic tooth movement and disordered occlusion on the S-100 marked Schwann cells in the periodontium of rats.
目的研究正畸牙移动及其引起的咬合变化对大鼠牙周组织中施万细胞标志物s - 100表达的影响。
By thoroughly cleaning this area before brushing the rest of the tooth 's surfaces, you can wipe out most of the problem - causing bacteria in your mouth.
在刷牙齿其余表面之前彻底清洁这块区域，你可以消灭口腔中大部分会导致问题的细菌。
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