crucial    [ˈkru:ʃl]adj.决定性的，关键性的：a crucial decision
cue       [kju:]n.提示，暗号，信号：throw cues to sb
cultivate   [ˈkʌltɪveɪt]vt.耕作，栽培，养殖：cultivate vegetables
differentiate [ˌdɪfəˈrenʃieɪt] vt.& vi.使不同，使有差别，区分，区别：differentiate varieties of plants
diffuse    [dɪˈfju:s]vi.&vt.扩散（气体，液体等）：The colors of the sunset were diffused across the sky.
disgust    [dɪsˈgʌst]vt.厌恶，恶心：feel disgust for bad odors
disperse   [dɪˈspɜ:s] vt.& vi.分散，驱散，散去：Police dispersed the rioters with tear gas
displace   [dɪsˈpleɪs] vt.移走; 替换，移动。。。的位置：Many of the inhabitants were displaced by the rising floodwaters
dispose   [dɪˈspəʊz] vt.& vi.布置，整理:The stores disposed the jewellery in an attractive display
disregard  [ˌdɪsrɪˈgɑ:d]vt.不理会，不顾：Disregard the noise and keep working
distinct    [dɪˈstɪŋkt]adj.有区别的，不同的：Three distinct types of people
distort    [dɪˈstɔ:t]vt.&vi扭歪，扭曲：a face distorted by (或with)pain
distract   [dɪˈstrækt]vt.使转向：be distracted from one’s original purpose
distribute  [dɪˈstrɪbju:t] vt.分配，分发：distribute the prizes among the winners
eliminate  [ɪˈlɪmɪneɪt]vt.排除,消除:eliminate the exploitation of man by man
elite      [eɪˈli:t]n.出类拔萃的人(或物),精华:the elite of the society
eloquent   [ˈeləkwənt]adj.雄辩的,口才流利的,有说服力的:an eloquent spokesman
embark    [ɪmˈbɑ:k]vi.上船(或飞机,汽车等):embark for Europe at New York harborvt.vt.使…上船或飞机;
embody    [ɪmˈbɒdi]vt.使具体化,表现:embody principles in actions
embrace    [ɪmˈbreɪs] vt.& vi.拥抱:She embraced her son tenderly
enlighten   [ɪnˈlaɪtn]vt.启发,使摆脱偏见(或迷信)Would you enlighten me on your plans for the future?
enroll      [ɪn'rəʊl]v.吸收(成员),招生:The school enrolled about 300 pupils last year
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ensure     [ɪn'ʃʊə(r)]vt.保证,担保:His industriousness and ability will ensure his success
diminish      [dɪˈmɪnɪʃ]vt.减少，降低：His illness diminished his strength.
diplomat      [ˈdɪpləmæt]n.外交家，外交官，圆滑的人：a career diplomat
discard       [dɪsˈkɑ:d]vt.丢弃，抛弃：discard an old pair of shoes
discern       [dɪˈsɜ:n]vt.看出，觉察出：We could discern from his appearance that he was upset.
disclose      [dɪsˈkləʊz]vt.揭露，透露，使公开：disclose information to sb.
discharge     [dɪsˈtʃɑ:dʒ] vt.& vi.释放：The judge found him not guilty and discharged him.
discount     [ˈdɪskaʊnt]vt.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  [dɪˈskrɪmɪneɪt] vt.& vi.区别，辨别：It’s difficult to discriminate between the twin brothers.
disgrace     [dɪs'greɪs] n.丢脸，耻辱：bring disgrace on oneself
entertain    [entə'teɪn] vt.给。。。娱乐,使有兴趣:The child is entertaining himself with his building blocks
entitle     [ɪn'taɪt(ə)l; en-] vt.给。。。权利,给。。。资格(to):Robert was entitled to see the documents
equivalent  [ɪ'kwɪv(ə)l(ə)nt] adj.相等的,相同的:The misery of such a position is equivalent to its happiness
erase      [ɪ'reɪz] vt.擦掉,抹掉,消除:erase the chalk marks
erect      [ɪ'rekt] adj.竖直的,垂直的,竖起的:an erect tree
erupt      [ɪ'rʌpt]  vt.(火山,喷泉等)喷发:The volcano is due to erupt any day
essence    ['es(ə)ns] n.本质,实质,要素:Being thoughtful of others is the essence of politeness
eternal     [ɪˈtɜ:nl] adj.永恒的,永存的,永久的:eternal truths
evaluate   [ɪ'væljʊeɪt] vt.估价,评价:evaluate property
evaporate  [ɪ'væpəreɪt]  vt.(使)蒸发,(使)挥发:Heats evaporate water
exaggerate [ɪg'zædʒəreɪt; eg-] vi.夸张,夸大,对…言过其实:keep to the facts and don’t exaggerate
exceed    [ɪk'siːd] vt.超出,胜过:Her performance exceeded all the others
external   [ɪk'stɜːn(ə)l] adj.外面的,外部的:external signs of a disease
descend   [dɪ'send] vi.下来，下降：Darkness descended too soon.
Extract    [ˈekstrækt] vt.取出,提取:extract a confession
Extravagant [ɪk'strævəg(ə)nt; ek-] adj.奢侈的,浪费的:be extravagant in one’s way of living
fabricate   ['fæbrɪkeɪt] vt.建造,制造:The finest craftsmen fabricated this clock
facilitate   [fə'sɪlɪteɪt] vt.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       [feɪd]  vi.(颜色)褪去:The color in this material will not fade
faint       [feɪnt] adj.不清楚的,模糊的,微弱的:a faint idea
fancy      ['fænsɪ] n.想象力:Children usually have a lively fancy
fare        [feə] n.车费,船费,飞机票价:full (half) fare
divorce     [dɪ'vɔːs] n.离婚，分离，脱离：sue for a divorce
dominate   ['dɒmɪneɪt] vt.分配，统治：a white dominated society
donate     [də(ʊ)'neɪt] vt.捐赠，赠送：They donate to the Red Cross every year.
doom      [duːm] n.命运，厄运，劫数：His doom was to be poverty.
doze       [dəʊz] vi.打瞌睡，打盹儿：The old lady dozed in her armchair.
drain      [dreɪn] vi.慢慢排去：drain water from a pool
dread      [dred] vt.怕，畏惧:I dread to think of what may happen.
drift      [drɪft] vi.漂流，漂泊：The sounds of music drifted up to us.
dubious   ['djuːbɪəs] adj.引起怀疑的，不确定的：a dubious reply
due       [djuː] adj.欠款的，应支付的：A great deal of money is due to you.
Dump    [dʌmp] vt.倾倒，倾卸：He opened his bag and dumped its contents on the desk.
Duplicate  [ˈdjuːplɪkeɪt] adj.完全一样的，复制的：a duplicate key
excess    [ɪk'ses; ek-; 'ekses] n.超越,超过:an excess of supply over demand
execute    ['eksɪkjuːt] vt.实行,实施,执行,履行:execute a plan
exemplify  [ɪg'zemplɪfaɪ; eg-] vt.例示,举例证明,是…的例证(或榜样等):The teacher exemplified the use of the word
exert      [ɪg'zɜːt; eg-] vt.用力,尽力:exert all one’s strength
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Exhaust    [ɪg'zɔːst; eg-] vt.汲空,抽完:exhaust a well
expand    [ɪk'spænd; ek-] vt.扩大,扩展,膨胀:Reading(travel)expands one’s mind
expel     [ɪk'spel; ek-] vt.驱逐,赶走:expel an invader from a country
expend    [ɪk'spend; ek-] vt.花费,消费(on, in):They expended all their strength in (on) trying to climb out
expire    [ɪk'spaɪə; ek-] vi.满期,届期,(期限)终止:His term of office expires this year
explicit    [ɪk'splɪsɪt; ek-] adj.详尽的,明确的:give explicit directions
exploit   [ɪk'splɒɪt; ek-] n.英勇的或冒险的行为或事迹:The daring of exploit of the parachutists were much admired
exterior   [ɪk'stɪərɪə; ek-] adj.外部的,外面的,外表的:exterior decorations
durable   ['djʊərəb(ə)l] adj.耐用的：a durable fabric
dwell    [dwel] vi.（dwelt 或 dwelled ）（尤指作为常住居民）居住: dwell on an island
economical [iːkə'nɒmɪk(ə)l; ek-] adj.节约的,节俭的,经济的: an economical stove
generate   ['dʒenəreɪt] vt.产生，发生(电、热、光、力、摩擦力等)：generate electricity
genuine   ['dʒenjʊɪn] adj.真的，非人造的，名副其实的：genuine leather
gesture   ['dʒestʃə] n.手势，示意动作：raise one’s hands in a gesture of despair
confine   [kən'faɪn] vt.限制，使局限  They succeeded in confining the fire to a small area.