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托福考试核心词汇

时间:2013-12-08 01:54:27

(单词翻译:单击)

   在托福考试中,考生们必须有一定的词汇积累量以后,才能在托福考试中游刃有余。而且有一些基础类词汇,大家不但要了解它们的拼写方式,更要清楚它们的运用方法和搭配关系。

  Group 1 food crops
  1.abandon
  2.adversely1
  3.aggregate2
  4.cultivation3
  5.fertilize4
  6.intensify5
  7.irrigation
  8.obtain
  9.photosynthesis6
  10.precipitation
  Group 2 disaster
  1.anticipate
  2.catastrophic
  3.collide
  4.eruption7
  5.famine
  6.flood
  7.impact
  8.persevere8
  9.plunge9
  10.unleash10
  Group 3 evolution and migration11
  1.adapt
  2.diverse
  3.evolve
  4.feature
  5.generation
  6.inherent
  7.migration
  8.physical
  9.process
  10.survive
  Group 4 petroleum12 alternative
  1.constraint13
  2.contamination
  3.deplete14
  4.dispose of
  5.elementally
  6.emission15
  7.extinction16
  8.reservoir
  9.shrink
  10.stable
  以上为大家分类整理的内容,大家一定要好好掌握它们。

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1 adversely 6zEzi6     
ad.有害地
参考例句:
  • We commented adversely upon the imbecility of that message of telegraphic style. 我们对着这条电报式的愚蠢的留言发泄了一通不满。
  • Widely fluctuating exchange rates may adversely affect international trade. 浮动幅度很大的汇率可能会对国际贸易产生有害的影响。
2 aggregate cKOyE     
adj.总计的,集合的;n.总数;v.合计;集合
参考例句:
  • The football team had a low goal aggregate last season.这支足球队上个赛季的进球总数很少。
  • The money collected will aggregate a thousand dollars.进帐总额将达一千美元。
3 cultivation cnfzl     
n.耕作,培养,栽培(法),养成
参考例句:
  • The cultivation in good taste is our main objective.培养高雅情趣是我们的主要目标。
  • The land is not fertile enough to repay cultivation.这块土地不够肥沃,不值得耕种。
4 fertilize hk5x8     
v.使受精,施肥于,使肥沃
参考例句:
  • Fertilizer is a substance put on land to fertilize it.肥料是施在地里使之肥沃的物质。
  • Reading will fertilize his vocabulary.阅读会丰富他的词汇。
5 intensify S5Pxe     
vt.加强;变强;加剧
参考例句:
  • We must intensify our educational work among our own troops.我们必须加强自己部队的教育工作。
  • They were ordered to intensify their patrols to protect our air space.他们奉命加强巡逻,保卫我国的领空。
6 photosynthesis A2Czp     
n.光合作用
参考例句:
  • In apple trees photosynthesis occurs almost exclusively in the leaves.苹果树的光合作用几乎只发生在叶内。
  • Chloroplasts are the structures in which photosynthesis happens.叶绿体就是光合作用发生的地方。
7 eruption UomxV     
n.火山爆发;(战争等)爆发;(疾病等)发作
参考例句:
  • The temple was destroyed in the violent eruption of 1470 BC.庙宇在公元前1470年猛烈的火山爆发中摧毁了。
  • The eruption of a volcano is spontaneous.火山的爆发是自发的。
8 persevere MMCxH     
v.坚持,坚忍,不屈不挠
参考例句:
  • They are determined to persevere in the fight.他们决心坚持战斗。
  • It is strength of character enabled him to persevere.他那坚强的性格使他能够坚持不懈。
9 plunge 228zO     
v.跳入,(使)投入,(使)陷入;猛冲
参考例句:
  • Test pool's water temperature before you plunge in.在你跳入之前你应该测试水温。
  • That would plunge them in the broil of the two countries.那将会使他们陷入这两国的争斗之中。
10 unleash bjewz     
vt.发泄,发出;解带子放开
参考例句:
  • They hope to create allies to unleash against diseases,pests,and invasive species.他们希望创造出一些新群体来对付疾病、害虫和一些有侵害性的物种。
  • Changing water levels now at times unleash a miasma of disease from exposed sewage.如今,大坝不时地改变水位,从暴露的污水释放出了疾病瘴气。
11 migration mDpxj     
n.迁移,移居,(鸟类等的)迁徙
参考例句:
  • Swallows begin their migration south in autumn.燕子在秋季开始向南方迁移。
  • He described the vernal migration of birds in detail.他详细地描述了鸟的春季移居。
12 petroleum WiUyi     
n.原油,石油
参考例句:
  • The Government of Iran advanced the price of petroleum last week.上星期伊朗政府提高了石油价格。
  • The purpose of oil refinery is to refine crude petroleum.炼油厂的主要工作是提炼原油。
13 constraint rYnzo     
n.(on)约束,限制;限制(或约束)性的事物
参考例句:
  • The boy felt constraint in her presence.那男孩在她面前感到局促不安。
  • The lack of capital is major constraint on activities in the informal sector.资本短缺也是影响非正规部门生产经营的一个重要制约因素。
14 deplete Bm2z3     
v.弄空,排除,减轻,减少...体液,放去...的血
参考例句:
  • Most native mammal species have been severely depleted.大多数本地哺乳动物的数量都已经大大减少了。
  • Elastic collisions deplete very little of the electron's energy.弹性碰撞中电子减少的能量非常少。
15 emission vjnz4     
n.发出物,散发物;发出,散发
参考例句:
  • Rigorous measures will be taken to reduce the total pollutant emission.采取严格有力措施,降低污染物排放总量。
  • Finally,the way to effectively control particulate emission is pointed out.最后,指出有效降低颗粒排放的方向。
16 extinction sPwzP     
n.熄灭,消亡,消灭,灭绝,绝种
参考例句:
  • The plant is now in danger of extinction.这种植物现在有绝种的危险。
  • The island's way of life is doomed to extinction.这个岛上的生活方式注定要消失。