D

　　defect n. 缺陷

　　deliberate a. 故意的 =on purpose

　　depress v. 使沮喪

　　detect v. 發現

　　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，驅散

　　distort v. 歪曲

　　divert v. 轉移, 使轉向> A loud noise diverted my attention from the work.

　　donate v. 捐獻>Have you ~d blood?

　　doom v./ n. 注定; 劫數>He is doomed to failure.

　　drastic a. 嚴厲的 ~ measures