She was nervous and edgy, still chain-smoking.她紧张不安,还在一根接一根地抽着烟。She's been very edgy lately.她近来一直烦躁不安。She's always been an edgy type of person.她一向就是那种情绪紧张的人....
The trachea in some patients is difficult or impossible to intubate under any circumstances.有的病人的气管在任何情况下都是很难、或根本不可能插管的.Is It'safer to Intubate Premature Infants in the Delivery Room?在分娩室内对早产婴儿行气管插管是否更加安全?...