decision/decisive
decision/diˈsiʒən/n.1.［c］决定: a sudden decision一个突然的决定；Have they reached/come to/arrived at/taken/made a decision yet?他们做出决定了吗?In the end, the decision to scr···
deck
deck/dek/n.［c］1.甲板，舱面：an iron deck铁甲板；on deck在甲板上Shall we go up on deck?我们到主甲板上面去好吗? 2.(汽车、桥梁等的)层：A double-deck bus has two levels: you can smok···
declaration/declare
declaration/ˌdekləˈreiʃən/n.［c］1.宣布，宣告：He made a declaration of his mistakes.他公开宣布自己的错误。2.宣言，声明书: a declaration of war宣战；make/issue a solemn declar···
decline
decline/diˈklain/ I.vt.&vi.1.下降，减少，衰落：Prices on the stock market declined.股票市场的价格下跌了。His health was declining.他的健康每况愈下。［考句］Last year, the crim···
decode
decode/di:ˈkəud/vt.译（电报）等，解码：She is absorbed in decoding the code.她正在全神贯注地破译密码。processors used to decode CD-quality digital audio signals用于转换CD优质数字···
decorate/decoration/decorative
decorate/ˈdekəreit/vt.装饰，装潢：decorate the Christmas tree装饰圣诞树；be decorated by hand手工装饰The great hall was decorated with flowers.大厅里摆着鲜花。decoration/ˌdekəˈ···
decrease
decreaseI.vi.&vt./diˈkri:s/减少，下降；使减少：The number of traffic accidents decreased last year.去年交通事故的次数减少了。The population had decreased from 80000 in 1845 to···
decree
decree/diˈkri:/ I.n.［c］1.命令，法令：publish a decree颁布一项命令；break a decree违犯法令2.判决：a decree in bankruptcy破产判决3.天命：a decree of fate天命‖II.vt.&vi.1.颁布···
dedicate/dedicated/dedication
dedicate/ˈdedikeit/vt.1.把(自己一生等)献给，把(时间、精力等)用于(to)：［考句］It’s a pleasure for him to dedicate his energy and even his life to research work. (dictate, decorat···
deduce/deductive
deduce/diˈdju:s/vt.演绎，推断：deduce a conclusion from premises从前提推出结论What do you deduce from this?从这一点你能推断出什么呢? From the position of his body, the police dedu···
