词汇	establish floor
释义	establish floor 规定低价
随便看	population policy of China population pollution population poly-factor compoundingprojection population polymorphic optimum population potential population-poverty cycle population predict population predicting population prediction Population prediction method population prediction model Population prediction models population predictlon population pressure population pressure and cultural adjustment Population Pressures population prevalence population price population probability population problem Population problem is a big problem population problems population process population processes population production