Tommy worked from dawn till dark in order to finish the paper.为了完成论文，汤米从早到晚地忙。

The dawn of a new age began with the invention of the automobile.汽车的发明标志着一个新时代的开端。

deaf adj.聋的

The partially deaf child wore a hearing aid.那个听力部分残疾的孩子戴着助听器。

decade n.十年

We have entered the second 心cmfe of the 21 st century.我们已经进入了21世纪的第二个十年。

decay vi.①腐烂②衰落

Fruit decays quickly in hot weather.天热的时候，水果很快便会腐烂。

After eating candy for ten years, most of his teeth began to decay.吃了十年糖果之后，他大部分的牙都开始被蛀蚀。

deceive vt.欺骗，行骗

Mary deceived the interviewer about her work experience.玛丽在工作经验方面欺骗了面试官。

decent adj.①适当的，可接受的②得体的，体面的

Don't walk around in your underwear. Put on some decent clothes!不要穿 着内衣走来走去。穿点像样的衣服！

What I’d like to be able to do is to find a decent job.我希望能找一份体面的工作。

deck n.一副（纸牌)

We played our game of bridge with a new deck.我们用一副新牌来玩桥牌。

declaration n. 宣布，宣言

The company made a declaration of intent to follow an equal opportunity policy.公司发表声明表示愿意采用公平机会政策。

decline n./vi.衰退；下降，减退vt.婉言谢绝

His influence declined he grew older.随着年龄的增长，他的影响力逐渐下降。

We asked them to come to our party, but they declined the invitation.我们邀请他们参加派对，但他们拒绝了邀请。

decorate vt.装饰，修饰

The house was decorated in an oriental design.这栋房子按照具有东方特色的设计方案进行了装饰。