A/G血浆中清蛋与球蛋白之比aart.一(个)；每一(个)；任一(个)n.英语字母表的第一个字母；学业成绩得优者；表示“最好”的符号A Wolf in Sheep's Clothesa national warning system全国警报系统A light breeze came up.微风吹来。a man of eminent goodness品德优良的人.a camping/caravan site营地；旅行拖车停车点A worm or snake crawls.蚯蚓或蛇爬行。A. Carambola L. juice红阳桃果汁a pensionable employee.有资格领退休金的职工。a long and bitter dispute漫长的激烈争论a light boat gliding past轻舟浮泛