choana

基本解释

• n.[解]漏斗
• 后鼻孔.

同根派生

英汉例句

• Choanal atresia is often related to the presence of a congenital abnormality and only a few cases involve the occurrence of mucosal fibrosis of the surrounding choana after trauma.
  摘要后鼻孔闭锁大多数与先天性发育畸形有关，少部分因放射治疗导致后鼻孔周围黏膜组织伤害引起纤维化形成。
• congenital atresia of choana
  先天性鼻后孔闭锁
• narium choana
  后鼻孔
• secondary choana
  [医] 次鼻后孔
• primary choana
  [医] 初鼻后孔