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Word Definition 1 Definition 2 Example 1 Example 2 Example 3
Devonian 泥盆纪的
dagger (n) 匕首🗡️
dean (n) 院长, 系主任
debris (n) 碎片
deceive (v) 欺骗, 蒙骗 People are deceived by the advertisement into buying fake goods.
deception (n) 欺骗
decibel (n) 分贝
decipher (v) (n) 破译 密文 Can you decipher the writing on this letter?
decisive 果断的
deed (n) 行为, 英勇事迹 契约
defect (n) 缺陷 birth defect 先天性缺陷
deficit (n) 亏空 赤字
deflect (v) 使偏移, 转向 I deflected the focus of our discussion.
deforestation 去森林化, 毁林
degradable (adj) 可降解的
degrade (v) 贬低, 侮辱
dehydrate (v) 使...脱水
delegate 委派 代表 代表团
deliberate (adj) 故意的 = intentional
deliberation (n) 深思熟虑 After much deliberation, I signed my name on this contract.
delicate (adj) 精致的 易碎的
delineate (v) 勾画出...的轮廓 描述, 描绘
demean (v) 降低身份
demeaning (adj) 有损人格的
denote (v) 意味着, 表示着
denounce (n) 谴责
dense (adj) 稠密的 茂密的 The forest was quite dense at that time.
depict (v) 描述 The novel that depicts scenes from mythology can cultivate your interest in traditional culture.
deplete (v) 耗尽, 使...枯竭
depletion (n) 耗尽
depression 抑郁/大萧条/坑
deprivation (n) 剥夺
derive (v) 来自, 起源 获得, 得到
derogatory (adj) 贬义的
desalination (n) 脱盐
descend (v) 下来 下降 降低
descendant (n) 后代
descent (v) 下降
designate (v) 标记 Churches are designated on the map by crosses.
designation (n) 职称 Her official designation is Associate Professor.
desolate (adj) (v) 荒无人烟的 使荒凉, 使孤寂 He woke up to find himself lying on a bleak and desolate island.
deteriorate (v) 恶化
detrimental 有害的 These chemicals are detrimental to our health.
devastate (v) 毁灭, 彻底毁坏 使...震惊; 使...悲愤欲绝 She was devastated by the news of her husband's death.
devastated (adj) 荒芜的
devastating (adj) 毁灭性的
devise (v) 设计, 发明 策划 The team's task is to devise a method to improve efficiency and reduce costs.
devoid 缺乏 He decided to move because the old apartment was devoid of all comforts. be devoid of
devour (v) 吞没 狼吞虎咽 The flames devoured the entire building.
diameter (n) 直径
dictate (v) 命令
diffuse (v) 弥漫, 扩散 Waste gases diffuse into the atmosphere making the air very polluted.
digestion (n) 消化系统
dilatancy (土壤或其他材料在受到剪切力作用时) 体积膨胀
dilemma 困境 be in a dilemma about something
diminish 减少 轻视 The world's resources are rapidly diminishing.
diploma (n) 毕业证书
diplomacy (n) 外交
diplomat (n) 外交官
discern (v) 察觉, 辨明 I soon discerned that the man was lying.
discount 不予考虑 (打折)
discredit (v) (n) 败坏名誉 / 不赞成 使得...不被人相信
discredited (adj) (人) 声誉败坏的 (理论)受到质疑的 / 被批判; 不予考虑的
discrepancy (n) (言论与记述的)不一致 The large discrepancy between the report and the truth severely undermined public trust in the newspaper.
disengaged (adj) 脱离的 = isolated
disgraceful (adj) 可耻的
disillusion (v) 使...失望, 使...醒悟
disintegrate (v) 瓦解, 分裂, 崩溃
dismay (n) 灰心, 惊愕, 失望 much to my dismay
dismiss 忽视 / 解雇 / 解散 / 驳回
dismiss the class 下课
disparity (n) 悬殊的差异
dispersal (n) 散布 传播
disperse (v) 分散 传播 The crowd dispersed. Wireless sensor networks (WSNs) refer to networks of spatially dispersed and dedicated sensors that monitor and record the physical conditions of the environment and forward the collected data to a central location.
displace (v) 取代 = replace 使背井离乡
disposal (n) 处置
disprove (v) 证伪
dispute (v) 辩论
disrupt (v) 扰乱
disruption (n) 扰乱, 打断
distillation (n) 蒸馏 精华, 摘要
distort (v) 使曲解 使失真, 使变形 They claim that the Chevalier distorted or invented many events in the memoir to make his life seem more exciting and glamorous than it really was.
distortion (n) 扭曲, 变形
divert (v) 使转向 使分心 A loud noise diverted my attention.
doctrine (n) 信条 教义 He was deeply committed to political doctrines of social equality.
dogma (n) 教义, 信条
domestic (adj) 国内的 家里的
domesticate (v) 驯化 domesticated animals: 驯化的动物
dormant (adj) 暂时不用的 休眠的 a dormant volcano
drastically (adv) 激烈地 彻底地 The project budget has been drastically reduced.
dredge (v) (n) 挖泥机
drift (v) 漂流, 漂移 Initial Drifting: 头文字D
droplet (n) 一小滴💧
dwarf (n) 侏儒 dwarf star: 矮星
dwell (v) 居住
dweller (n) 居民
dwelling (n) 住宅, 住所
dye (n) 染料