Remarkably, given that their gross joint income is double the US median, Shareen has had to postpone a dental operation for six months in order to pay off her car loan.
引人注目的是，尽管她们的家庭总收入是美国家庭平均收入的2倍，但是谢林为了偿还她的汽车贷款，还是不得不把一次牙科手术推迟了6个月。
The goal of this paper is to develop virtual reality system with force display capability, which is used to train the dentist in dental probing operation.
研究目的是开发具有力觉显示功能的虚拟现实系统，培训牙科医生进行牙体探查操作。
Method 168 child patients (3 ~ 12 years old) who needed dental treatment in operation, were divided randomly into observation group (84 patients) and control group (84 patients).
方法选择3 ~ 12岁因口腔疾患需行口腔治疗操作的患儿168例，随机分成观察组84例和对照组84例。
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