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?...
Normally he performs his devotions twice a day.通常情况下他每天祈祷两次。He performs the surgical operations at the Red Cross Hospital.他在红十字会医院做外科手术.She performs the duties of a princess with great aplomb.她泰然自若地履行王妃的职责....
The editor spiked the story.编辑删去了这篇报道.They wondered whether their drinks had been spiked.他们有些疑惑自己的饮料里是否被偷偷搀了烈性酒。The boys spiked the drinks, so everyone at the party got drunk.男孩们把烈酒搀入饮料, 所以宴会中的每个人都喝醉了....