中: hit; fit exactly奴: bondservant岛: island; isle奴岛: abid jazirat al; slave island集中奴隶们挖掘: gather all the slaves中挪贸易混合委员会: china norway joint trade committee; china-norway joint trade committee中农: middle peasant 上中农 upper-middle peasant; 富裕中农 well-to-do middle peasant; 下中农 low-middle peasant中欧: central europe; mitteleuropa中浓级: intermediate enrichment stage中欧olympiadininformatics: ceoi中浓度: medium concentration中欧倡议: central european initiative中浓: medium consistency; nakano中欧倡议国组织: central european initiative -- cei; central european initiative countries organization -- ceico; central european initiative countries organization __ ceico; central european initiative countries organization ceico中纽克扎: srednyaya nyukzha