D

dealer/ jobber/ broker                               n.   经销商/ 股票经纪人

deficit spending                                           n.         赤字开支

deflation / inflation                                        n.  通货紧缩/ 通货膨胀

demand                                                n../v.       需求

demand curve                                               n.      需求曲线

deposit                                                 n./v. 定金, 保证金

depreciation / appreciation                                  n.      贬值/增值

depression                                         n. 萧条，经济不景气的一段时期

designer clothing/jeans / sneakers                 n.    名牌服装/牛仔裤/运动鞋

devaluate                                             v.    (使) 贬值

discount rate                                                       n.   贴现率

distribution                                                                       n.   流通, 分配

diversification of investment                               n.    投资多元化

double / triple / quadruple…                v./ adj./ n.  两倍/三倍/四倍（翻两翻）