eardrum的音标：eardrum的英式发音音标为：['ɪədrʌm]eardrum的美式发音音标为：['ɪrʌm]...

His eardrum was broken in the accident.在事故中他的耳膜破了.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.If the eardrum has been broken, never try irrigation.如耳膜破裂, 则绝对不可灌...

n.鼓膜，耳膜...

eardrum的复数形式为：eardrums...