money that can be earned easily or dishonestly

中文解释

不义之财；（不正当的）外快 The street-sellers are lured to the town by the rich/easy pickings that are to be had from foreign tourists. 因为可以从外国游客那里赚到大量的／毫不费力地赚到钱财，街边小贩被吸引到镇子里来了。