earless seal

英 美
  • 海豹科(Phocidae);n.;【动物;动物学】海豹科动物
  • earless adj.无耳的;听觉不佳的;无穗的
  • seal n.封条;印章n.海豹v.密封;盖印;明确
Noun:
  1. any of several seals lacking external ear flaps and having a stiff hairlike coat with hind limbs reduced to swimming flippers