7131.detergent(名)清洁剂
Be careful to rinse the detergent from these dishes．
注意务必冲洗掉这些盘子上的清洁剂。

7132.deteriorate(动)恶化
The political tension is deteriorating into civil war.
政治局势日益紧张，快演变成为内战。

7133.determination(名)决心
You need great determination to succeed in business.
你需要很大的决心才能在商界取得成功。

7134.Detroit(名)底特律
美国密西根州工业都市
The auto industry has brought many people to Detroit.
汽车工业把许多人吸引到了底特律。

7135.devaluate(动)贬值
The Chinese leaders say that the Renminbi will not devaluate.
中国领导人说人民币不会贬值。

7136.devastating(形)毁灭性的
The closure of the factory was a devastating blow to the workers．
工厂的关闭对工人来说是个重大的打击。

7137.deviation(名)偏离
Any deviation from this pivotal task endangers our material base.
离开了经济建设这个中心，就有丧失物质基础的危险。

7138.device(名)装置
The device had undergone extensive testing.
这种装置经过广泛的试验。

7139.devise(动)策划
They're devised a plan for keepino traffic out the city center.
他们已经想出一个计划来让车辆进不了市中心。

7140.devote(动)使致力于
后接介词to
She gave up work to devote herself full-time to her music.
她放弃了工作，专心做音乐。

7141.devotion(名)奉献
We were deeply moved by their devotion．
我们为他们的奉献精神所感动。 ．

7142.devour(动)狼吞虎咽地吃
He sat by the fire,devouring beef and onions.
他坐在火炉旁，狼吞虎咽地吃着牛肉和洋葱。

7143.diabetes(名)糖尿病
He is affeckted with diabetes.
他患有糖尿病。

7144.diagnose(动)诊断
后接介词of
His iilness was diagnosed as bronchitis.
他的病诊断出为气管炎。

7145.diagnosis(名)诊断
后接介词of
The two doctors made different diagnoses of my disease.
两位医生对我的病做出了不同的诊断。

7146.diagram(名)图标
She gave me a diagram of railway network.
她给了我一张铁路网图解。

7147.dial(动)拨号
You can now dial direct to Singapore.
你现在可以直接拨打到新加坡。

7148.dialect(名)方言
The dialect is spoken principally in the rural areas．
这种方言主要在农村地区使用。

7149.dialogue(名)对话
This movie is all action, with very little dialogue.
这部电影里尽是动作，对话极少。

7150.diameter(名)直径
The diameter of the tree-trunk is about 2 meters．
这树干的直径大约是2米。

7151.diaper(名)尿片
I just nurse him and changed his diaper, and he's crying again!
刚喝完奶，换了尿布，却又在哭了！

7152.dictate(动)命令
同义词order
Parents can't dictate to their children how they should run their lives．
父母不能强行规定子女应该怎样生活。

7153.dictation(名)听写
We had a dictation in English today.
我们今天做了英语听写测验。

7154.dictator(名)独裁者
Hitler is a notorious dictator.
希特勒是一个臭名昭彰的独裁者。

7155.dictatorship(名)独裁政治
The country was then living under a military dictatorship.
那个国家当时正处在军事独裁统治之下。

7156.diehard(名)顽固分子
He was much annoyed at my remark and called me a diehard．
他听了非常不高兴，竟骂我思想顽固。

7157.diffusion(名)扩散
The invention of the printing press announced the diffusion of knowledge.
印刷术的发明预言着知识的传播。

7158.digest(动)消化
I'm not going to go swimming until I've digested my lunch.
我要等午饭消化以后再去游泳。

7159.digital(形)数字的
Most of the computers we are using are digital computers．
我们正在使用的电脑大多数是数字电脑。

7160.dignify(动)抬高……的身价
They dignified cowardice by calling it prudence.
他们把懦弱美其名为谨慎。

7161.dignitary(名)达官显贵
Many of the local dignitaries attended his grandfather's funeral.
当地许多达官贵人都参加了他外祖父的葬礼。

7162.dignity(名)尊严
The real dignity of a man lies in what he is,not in what he has.
一个人的真正尊严在于他的品格，而非他的财富。

7163.dilemma(名)困境
Doctors face a moral dilemma of when to keep patients alive artificially and when to let them die．
医生们都面对着一个道德上的两难困境，即什么时候该用人工方法维持病人的生命，什么时候该让他们死去。

7164.diligence(名)勤勉
Her diligence has set an example to the others.
她的勤奋为其他人树立了榜样。