Sudden sensorineural hearing loss ( SSHL ) is emergency case in Otorhinolaryngology with unclear aetiology and autotherapy.突发性感音神经性聋是耳鼻喉科常见急症,原因不明,有自愈倾向....
I need to examine all possible contingencies.我需要审视一切可能出现的情况。We must consider all possible contingencies.我们必须考虑一切可能发生的事。We must be prepared for all contingencies.我们要作好各种准备,以防意外....