n.<解>鼓膜,耳膜
Objective To improve clinically recognition of the eardrum - mastoid process operation.
目的提高临床对中耳乳突手术的认识.
The explosion perforated his eardrum.
爆炸震破了他的耳膜。
His eardrum was broken in the accident.
在事故中他的耳膜破了.