| 单词 | 前臼齿 |
| 释义 | 〔premolar〕One of eight bicuspid teeth located in pairs on each side of the upper and lower jaws behind the canines and in front of the molars.前臼齿：位于臼齿之前大齿之后上下颚两边的八颗成对的前臼齿〔carnassial〕A tooth adapted for tearing apart flesh, especially one of the last upper premolar or first lower molar teeth in carnivorous mammals.裂齿，食肉齿：适合于撕裂肉的牙齿，尤指食肉哺乳动物最后上前臼齿之一或第一个下臼齿 |
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