D
     defect n. 缺陷
     deliberate a. 故意的 =on purpose
     depress v. 使沮喪
     detect v. 發(fā)現(xiàn)
     descend v. 下降
     dim a. 昏暗的
     disguise v. 化裝
     dispose of v. 去掉; 處理
     distress n. /v. 痛苦
     diverse a. 多樣的
     document v. 證明
     dominate v. 支配
     drain v. 排走；耗盡
     discard v. 丟棄 Don’t ~ the drink cans carelessly.
     deduce v. 推斷
     dedicate v. 獻給
     deficiency n. 缺乏, 不足 a vitamin ~ in his diet
     defy v.（公然）違抗
     degenerate v. 退化
     degrade v. 降低身份
     deprive v. 剝奪 You ~d him of his right to privacy.
     descendant n. 后代
     destiny n. 命運=fate
     destructive a. 破壞性的 The weapon has a great ~ power.
     deteriorate v. 惡化 His health has ~d.
     dignity n. 尊嚴
     dilemma n. 困境 A doctor’s ~ ——to lie or to tell the truth?
     diminish v. 變少
     disable v. 喪失能力
     disastrous a. 災難性的
     disperse v. 分散，消散，驅(qū)散
     distort v. 歪曲
     divert v. 轉(zhuǎn)移, 使轉(zhuǎn)向> A loud noise diverted my attention from the work.
     donate v. 捐獻>Have you ~d blood?
     doom v./ n. 注定; 劫數(shù)>He is doomed to failure.
     drastic a. 嚴厲的 ~ measures
     drawback n. 缺點=disadvantage> One of the ~s of living in the XIASHA is inconvenience in daily life.
     dwell on v. 總是想；詳述 Don’t ~ on the past.