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...
About 40% of all students entering as freshmen graduate within 4 years.所有入学新生中约有40%在4年内毕业。We are freshmen and they are sophomores.我们是一年级学生,他们是二年级学生.University freshmen get lots of razzing, but they like the initiation.大一...