frenulum

美 ['frenjələm]
英 ['frenjələm]
  • n.系带
  • 网络包皮系带;翅缰;舌系带
复数:frenulums  复数:frenula  
frenulum
n.
1.
系带a small fold of skin that prevents an organ from moving too much, for example the fold of skin under the tongue