Peaches have delicate skin which is easily bruised.桃子有着娇嫩的外皮,很容易被擦伤。Repairing this is going to be a very delicate operation.维修这件东西需要高度精细的操作。

delicious adj.美味的，可口的

The smell of delicious fresh bread beckoned the hungry boy.美味的新鲜面包散发出的香味，吸引着那个饥肠辘辘的男孩。

democracy n.民主政治，民主主义

Democracy is spreading around the world in various forms.民主正在以不同的形式在全$传播。

demonstrate vt.演示；论证

The salesman demonstrated how the special vacuum cleaner worked.销售员演示了这种特殊的真空吸尘器如何工作。

dense adj.密集的，浓厚的

The airport was closed because of the fog.机场因大雾关闭了。

deny vt.①否认，否定②剥夺，拒绝…的要求

It was obvious that Kitty had eaten all the cookies but she denied it when her mother asked her.很明显，基蒂吃光了所有饼干，可当她妈妈问的时候，她却矢口否认。

The state denied the elderly man a driver’s license.该州拒绝给那位老人发驾照。

depart vi.离开，出发

The next train to the airport departs from Platform 3.下一列去往机场的火车从3号站台发车。

deposit vt.①堆积，沉淀②放置；寄存

The sand was deposited on the sea floor when the current died down.水流退去之后，沙子沉积在海床上。

Tom deposited his luggage at the hotel.汤姆把他的行李寄存在酒店里。

depressed adj.沮丧的；萧条的

This organization provides educational assistance to the children living in economically depressed communities.该机构为居住在经济状况不佳的社区的孩子们提供教育补助。

depression n。①不景气，萧条期②沮丧，消沉

Many people lost their fortune during the Great Deprssion.在大萧条期间，许多人倾家荡产。

I'm beginning to get over the deep depression I felt about losing my job.我开始克服失业带来的深度抑郁。