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Then why are molars molars , and incisors incisors ?

那么为什么要叫臼齿为臼齿，门牙为门牙呢？

Age determination from central incisors of fetuses and infants .

从胎儿与婴儿的中央门齿判定年龄。

Results : both angle of skeletal and inclination of upper and lowe r centeral incisors were relavant to the facial beauty indexes .

结果：颌骨位置、上下切牙倾斜度对侧貌美学指标均有相关性。

Got two sharp points next to the incisors .

在门牙旁边找到两处明显的光点。

I found cracks in the victim 's upper incisors .

我发现在受害者上门牙有裂缝。