郡: prefecture社会: society集团: group; clique; circle; ring; ...上层社会: great world; the classes; upper class中上层鱼类: pelagic fishes; swimming fishes中上层鱼群: pelagic fish concentration中上层淦业: pelagic fishery底层社会: base; lt gt atrician; scandal下层社会: great unwashed; lower classes; lower orders; present; rag tag; ragtag; rank and file; underworld下层社会的: underprivileged船中上层建筑: bridge-deck superstructure下层社会的人: lowlife阴间;来世;下层社会。: nether world中上层经济状况: upper middle class economic status中上层鱼类群体: pelagic fish stocks中上层鱼类种群: pelagic fish population下层社会的人们: people of a lower social grade社会最上层: todrawer; topdrawer大型中上层流网捕鱼: large-scale pelagic drift-net fishing中上层鱼类;洄游性鱼类: swimming fishes中上层鱼类资源评估: pelagic fish stock assessment中上: ena nakagami; nakakami最上层抽屉, 社会最上层: top drawer反社会集团: antisocial group各社会集团: different sections of the population