差別
difference;disparity;gap
兩者之間的～很大。There is a world of difference between the two./毫無～。There is no difference at all./男女 （年齡）～disparity between men and women (in age)/城鄉(xiāng)～gap between the urban and rural areas/～匯率discriminatory (or discriminative,differential)exchange rate/～利率interest differential/ ～稅制 discriminatory tax system;variable levy system