choanal
鼻后孔的
例句
Objective: To study the method of treating congenital choanal atresia.
目的：探讨治疗先天性后鼻孔闭锁的手术方法。
Objective To analyze the causes and the best operative methods of recurrent choanal polyp.
目的探讨后鼻孔息肉复发的原因及最佳手术方法。
Objective: To study a new method for the treatment of congenital membranous choanal atresia.
目的：探讨治疗先天性后鼻孔膜性闭锁的新方法。
