dens
n. 牙齿；齿状部分
sp. 名词den的复数形式.
英英释义
名词den
- the habitation of wild animals
- a hiding place; usually a remote place used by outlaws
- a unit of 8 to 10 cub scouts
- a room that is comfortable and secluded
例句
用作名词(n.)
- Dens evaginatus is a developmental anomaly that produces a tubercle on the occlusal surface of a tooth.齿外齿是一种牙齿发育的异常，在牙齿的咬合面上突起一个的结节，最常见于下颚小臼齿。