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GMAT考试词汇精选(MP3+文本) 第168期:Unit21-6

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1.isotope n.同位素(两个或更多具有相同原子序数却具有不同的质量数的原子中的一个)(one of two or more atomic number but different mass numbers)

词根记忆:iso(等,同)+tope--同位素

例:heavy isotope重同位素

派生词:isotopic(a.同位素的)

2.jeopardize v.危及,危害(to expose to danger or risk)

词根记忆:jeopard (危险)+ize--使处于危险中--危及,危害

例:If too little attention is given to basic research today, future technological advancement will be jeopardized.

派生词:jeopardy(n.危险,危害)

3.judicial a.司法的(of, relating to, or proper to courts of law or to the administration of justice);公正的(just)

词根记忆:judic(评判,法律)+ial--司法的;公正的

例:judicial rules司法规定

4.jumbo a.巨大的(unusually large)

联想记忆:本是一头大象的名字,代指“体大而笨拙的人”,作形容词用时意为“巨大的”

例:The development of a new jumbo rocket is expected to carry the U.S. into its next phase of space exploration.

5.jurisdiction n.管辖权(authority or control);管辖区域(the limits within which authority may be exercised)

词根记忆:juris(=jury法律)+dict(命令)+ion--按照法律享有命令权--管辖权

例:These islands are under U.S. jurisdiction. //One state adds a 7 percent sales tax to the price of most products purchased within its jurisdiction.

6.juror n.陪审团成员(a member of a jury)

词根记忆:jur(评判,法律)+or--按照法律评判的人--陪审团成员

例:Civil trials often involve great complexities that are beyond the capacities of jurors to understand.

7.justify v.证明…正当或有理(to prove or show to be just, right, or reasonable)

词根记忆:just(正义)+ify(使…)叶证明…正当(或有理)

例:Companies are never justified in employing young children, even if the child's family would benefit from the income.

派生词:justification(n.正当理由:辩护):justifiably(ad.有理由地):unjustified(a.未被证明正确的)

8.juvenile a.青少年的(youthful)

词根记忆:juven(年青)+ile --青少年的

例:Juvenile delinquency is a serious social problem.

同根词:rejuvenate(v.返老还童)

9.juxtapose v.并放,并列(to place side by side)

词根记忆:juxta(接近)+pose(放)--挨着放--并放,并列

例:The central idea is restated and juxtaposed with evidence that might appear to contradict it.

10.kernel n.果仁(the inner part of a nut or seed);核心(most important part)

词根记忆:kern( =corn种子)+el--核心

例:Heating a wheat kernel destroys its gluten , a protein that must be present in order for yeast to leaven bread dough.

11.kidney n.肾脏

例:Desert rats' kidneys can excrete a urine having twice as high a salt content as sea water.

12.kin n.<集合词>家属,亲戚(relatives)

例:Self-help and the help of kin got most workers through jobless spells.

派生词:kinship(n.亲属关系)

13.kinetic a.运动的(of, relating to, or produced by motion)

词根记忆:kinet(动)+ic--运动的

例:kinetic energy动能

同根词:kinescope(n.显像管);kinematics(n.运动学)

重点单词   查看全部解释    
administration [əd.mini'streiʃən]

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n. 行政,管理,行政部门

联想记忆
jeopardy ['dʒepədi]

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n. 危险

联想记忆
kidney ['kidni]

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n. 肾,腰子,类型

 
justify ['dʒʌstifai]

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vt. 替 ... 辩护,证明 ... 正当

联想记忆
corn [kɔ:n]

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n. 谷物,小麦,玉米
v. 形成(颗粒状),

 
contradict [.kɔntrə'dikt]

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vt. 反驳,与 ... 矛盾

联想记忆
justifiably ['dʒʌstifaiəbli]

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adv. 言之有理地,无可非议地

 
expose [ik'spəuz]

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vt. 揭露,使暴露,使曝光,使面临

联想记忆
exploration [.eksplɔ:'reiʃən]

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n. 探险,踏勘,探测

联想记忆
evidence ['evidəns]

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n. 根据,证据
v. 证实,证明

联想记忆

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