Objective : To investigate the value of acoustic immittance in the diagnosis of middle ear effusions.目的: 探讨声导抗测试对分泌性中耳炎的诊断价值.This paper presents the development of acoustic immittance apparatus and application in diagnos...
他炫耀自己通过装病来逃避服兵役。He boasts of dodging military service by feigning illness.他逃到了哥斯达黎加以逃避服兵役。He fled to Costa Rica to avoid military service.许多应征入伍者对被迫服兵役愤愤不平。Many conscripts resent having to do their military service....
The world has turned topsy-turvy in my lifetime.在我的一生中世界已经变得一团糟。Everything's topsy-turvy in my life at the moment.现在我的生活全都被打乱了。He left his room all topsy - turvy.他把他的房间弄得乱七八糟....