1. The American economic system is, organized around a basically private-enterprise, market- oriented economy in which consumers largely determine what shall be produced by spending their money in th
Pur, purg=pure, 表示 純潔 purity n 純凈,純正(pur+ity) impure a 不純的(im 不+pure) impurity n 不純;有罪(im+pur+ity) purify v 使清潔;使純正(pur+ify 化 純潔化)] purist n 純粹主義者(pur+ist)