depreciation / appreciation 贬值/增值
depression 萧条,经济不景气的一段时期
cost-effectiveness 成本效益designer clothing / jeans / sneakers 名牌服装/牛仔裤/运动鞋
devaluate (使)贬值
discount rate 贴现率
distribution 流通,分配
diversification of investment 投资多元化
double / triple / quadruple … 两倍/三倍/四倍(翻两番)
economic aggregate 经济总量
economic and cultural exchanges 经济文化交流