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                      | D
 |  
                      |  | dam  | n.  | 水坝 , 堤坝  | (1L&T)  |   
                      | ◆ | daze | v.  | (使)茫然,(使)发昏 | (8a)  |  
                      |  | debate | n.  | 争论,辩论  | (1L&T)  |   
                      |  | decade | n.  | 十年 | (1b)  |   
                      |  | decent | adj.  | (行为、态度)得体的,合适的;像样的,过得去的 | (4b)  |   
                      |  | deepen | v.  | 加深 | (7a)  |   
                      |  | definite | adj.  | 确切的,肯定的,明显的 | (4b)  |  
                      |  | definitely | adv.  | 明确地;确切地 | (2L&T)  |   
                      | ◆ | deforest | v.  | 砍伐(森林) | (1a)  |  
                      |  | deforestation | n.  | 采伐森林 | (1L&T) |   
                      | ◆ | deform | v.  | 使变畸形 | (4a)  |   
                      |  | deliberate | adj.  | 故意的;从容不迫的;谨慎的 | (6a)  |   
                      |  | democracy | n.  | 民主(政体);民主国家 | (8b)  |   
                      | ▲ | democratic | adj.  | 民主(政体)的;民主国家的 | (8b)  |   
                      |  | demonstrate | v.  | 表明 | (8b)  |  
                      |  | dentist | n.  | 牙科医生 | (5L&T)  |   
                      |  | deny | v.  | 否认 | (5b) |  
                      |  | dependence | n.  | 依靠,依赖 | (7L&T)  |   
                      | ▲ | designate | v.  | 指派,委任 | (7b)  |  
                      |  | designer | n.  | 设计师 | (3L&T)  |  
                      |  | destination | n.  | 目的地 | (6L&T)  |   
                      |  | detail | n.  | 细节 | (2a)  |   
                      |  | detective | n.  | 侦探 | (7b)  |   
                      |  | device | n.  | 装置,设备 | (2a)  |   
                      |  | devil | n.  | 魔王;撒旦 | (7a)  |   
                      | ▲ | dine | v.  | 吃饭,进餐 | (2b)  |   
                      | ◆ | dioxide | n.  | 二氧化物 | (1a) |   
                      |  | directly | adv.  | 直接地 | (1b)  |  
                      |  | disagree | v.  | 不同意;意见相左 | (3L&T)  |  
                      |  | disappear | v.  | 消失 | (7L&T)  |  
                      |  | disaster | n.  | 灾难 | (1L&T)  |  
                      |  | disastrous | adj. | 灾难性的 | (7L&T)  |  
                      |  | discard | v.  | 抛弃 | (3CS)  |  
                      |  | dispose | v.  | 处理 | (1L&T)  |  
                      |  | dispute | n.  | 争论,争吵 | (8L&T)  |  
                      |  | disrupt | v.  | 使混乱 | (8CS)  |  
                      |  | distinguish | v.  | 区别,辨别 | (6L&T)  |  
                      |  | distract | v.  | 使注意力转移;使分心 | (6L&T)  |   
                      |  | dominate | v.  | 支配,控制,占优势 | (3b)  |   
                      | ◆ | donor | n.  | 捐赠者 | (4a)  |   
                      | ◆ | downwind | adj.  | 顺风处 | (1a) |   
                      |  | draft | v.  | 征召入伍 | (5b)  |  
                      |  | drift | v.  | (使)漂流 | (8a)  |  
                      |  | drought | n.  | 干旱 | (1L&T)  |  
                      |  | drunk | adj.  | 醉酒的 | (8L&T)  |  
                      |  | dynamite | n.  | 炸药 | (2CS)  |  
                      |  | dynasty | n.  | 朝代,王朝 | (6L&T)  |  |  |