frenulum 的定义
plural fren·u·la [fren-yuh-luh]. /ˈfrɛn yə lə/.
- Anatomy, Zoology. a small frenum.
- Entomology. a strong spine or group of bristles on the hind wing of many butterflies and moths, projecting beneath the forewing and serving to hold the two wings together in flight.
更多frenulum例句
- A deficient or excessive development of the lingual frenulum may also interfere with the movements of the tongue (tongue-tie).
- Several of the families in this group have lost the frenulum.
- If due to a tight frenulum, this requires the attention of a doctor.
- This process is termed the retinaculum, and serves, in conjunction with the frenulum, to lock the wings together during flight.
- In many of the Lepidoptera both frenulum and retinaculum are entirely wanting.