upper fan上扇upperadj.较高的；上面的；上部的n.鞋帮；上铺n.兴奋剂；令人兴奋的经历upper trough lower trough coupling高低空急流耦合upper gastrointestinal examination上胃肠道检查uppermost belly of omohyoid muscle肩胛舌骨肌上腹upper cannaliculus transplantation上泪小管移植术Upper Ordovician- Lower Silurian上奥陶统一下志留统Upper gastrointestinal barium meal上消化道钡餐upper heteronymous quadrantanopsia上异侧象限盲upper respiratory tract inflection上呼吸道感染upper gastrointestional hemoorhage上消化道出血upper incipient lethal temperature高起始致死温度