短语词组短语Incisal Egression 切终Incisal Plane 切平面Incisal nerve 切牙神经incisal surface 切牙面incisal border 切缘incisal restoration 切修复Incisal edge [解剖]切缘;翻译incisal margin [解剖]切缘;翻译incisal groove [口腔]切端沟 返回 incisal