ensure 保证，担保：His industriousness and ability will ensure his success

　　diminish 减少，降低：His illness diminished his strength.

　　diplomat 外交家，外交官，圆滑的人：a career diplomat

　　discard 丢弃，抛弃：discard an old pair of shoes

　　discern 看出，觉察出：We could discern from his appearance that he was upset.

　　disclose 揭露，透露，使公开：disclose information to sb.

　　discharge 释放：The judge found him not guilty and discharged him.

　　discount 把（价格，费用等）打折扣，削价出售：The store discounts 3 per cent on all bills paid when due.

　　discriminate 区别，辨别：It‘s difficult to discriminate between the twin brothers.

　　disgrace 丢脸，耻辱：bring disgrace on oneself

　　entertain 给……娱乐，使有兴趣：The child is entertaining himself with his building blocks

　　entitle 给……权利，给……资格（to）：Robert was entitled to see the documents

　　equivalent 相等的，相同的：The misery of such a position is equivalent to its happiness

　　erase 擦掉，抹掉，消除：erase the chalk marks

　　erect 竖直的，垂直的，竖起的：an erect tree

　　erupt （火山，喷泉等）喷发：The volcano is due to erupt any day

　　essence 本质，实质，要素：Being thoughtful of others is the essence of politeness

　　eternal 永恒的，永存的，永久的：eternal truths

　　evaluate 估价，评价：evaluate property

　　evaporate （使）蒸发，（使）挥发：Heats evaporate water

　　exaggerate 夸张，夸大，对…言过其实：keep to the facts and don‘t exaggerate

　　exceed 超出，胜过：Her performance exceeded all the others

　　external 外面的，外部的：external signs of a disease

　　descend 下来，下降：Darkness descended too soon.

　　extract取出，提取：extract a confession

　　extravagant奢侈的，浪费的：be extravagant in one‘s way of living

　　fabricate 建造，制造：The finest craftsmen fabricated this clock

　　facilitate使变得（更）容易，使便利：Such a port would facilitate the passage of oil from the Middle East to Japan

　　fade （颜色）褪去：The color in this material will not fade

　　faint不清楚的，模糊的，微弱的：a faint idea

　　fancy想象力：Children usually have a lively fancy

　　fare车费，船费，飞机票价：full （half） fare

　　divorce 离婚，分离，脱离：sue for a divorce

　　dominate 分配，统治：a white dominated society

　　donate 捐赠，赠送：They donate to the Red Cross every year.

　　doom 命运，厄运，劫数：His doom was to be poverty.

　　doze 打瞌睡，打盹儿：The old lady dozed in her armchair.

　　drain 慢慢排去：drain water from a pool

　　dread 怕，畏惧：I dread to think of what may happen.

　　drift 漂流，漂泊：The sounds of music drifted up to us.

　　dubious 引起怀疑的，不确定的：a dubious reply

　　due 欠款的，应支付的：A great deal of money is due to you.

　　dump 倾倒，倾卸：He opened his bag and dumped its contents on the desk.

　　duplicate 完全一样的，复制的：a duplicate key

　　excess 超越，超过：an excess of supply over demand

　　execute 实行，实施，执行，履行：execute a plan

　　exemplify 例示，举例证明，是…的例证（或榜样等）：The teacher exemplified the use of the word

　　exert 用力，尽力：exert all one‘s strength