upper bar高杠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 and lower teeth金梁upper air temperature高空气温upper quadrantanopsia上象限盲upper blown converter顶吹转炉upper Triassic series上三叠统upper and lower bound上下界upper crust structure上部地壳结构upper air climatology高空气候学upper state of symbol上态符号upper bearing bracket上导轴承架