TOEFL必备词汇词汇第216课单词卡片_TOEFL必备词汇单词卡_TOEFL必备词汇在线背单词_TOEFL必备词汇单词卡记忆法

1/20 报错

span [spæn]

释义：: vt. 持续；跨越

例句：: The boss likes everything spick and span in the office.
老板喜欢办公室里一切都井井有条. 换一句; The bridge has a span of 100 metres.
这座桥跨度为一百米. 换一句; The pupil's attention span was short.
这个小学生的注意力持续时间很短. 换一句

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2/20 报错

poll [pəul]

释义：: n. 选举之投票；民意测验

例句：: The latest poll gives the Republicans a 5％ lead.
最近的民意调查结果表明共和党领先了五个百分点. 换一句; The result of the poll won't be known until midnight.
选举结果要到午夜才能揭晓. 换一句; They went there to poll.
他们去那里投选票. 换一句

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3/20 报错

unwieldy [ʌnˈwi:ldi:]

释义：: adj. 笨拙的；笨重的

例句：: This machine is too unwieldy to move.
这台机器太笨重了,很难搬动. 换一句; Her two guns were too unwieldy for accurate shooting.
她的两门火炮笨重至极,很难操作,不能进行准确射击. 换一句; It is too unwieldy for practical calculations.
它用于实际计算太麻烦了. 换一句

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4/20 报错

excavate [ˈekskəˌveɪt]

释义：: vt. 挖掘，发掘

构词：: ex出+cav洞+ate做→从洞中出来→挖出

例句：: They plan to excavate a large hole.
他们计划挖个大洞. 换一句; They plan to excavate a large hole before putting in the foundations.
他们计划打地基前先挖个大洞. 换一句; The 2 nd week, driveway fill and level up, but excavate.
第二星期, 马路填平了, 可又挖开了. 换一句

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5/20 报错

equipment [iˈkwipmənt]

释义：: n. 设备；装备

构词：: equip装备+ment具体物→n.设备,器材,装置;才能

例句：: They loaded themselves with food, medical supplies, and oxygen equipment.
他们携带了食物、医疗器具和氧气设备. 换一句; We must fit the expedition out with the best equipment.
我们必须向探险队提供最好的装备. 换一句; Recycling of rubbish costs money and requires special equipment.
回收利用垃圾的造价很高,又需要专用设备. 换一句

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6/20 报错

specialized [ˈspeʃəlaɪzd]

释义：: adj. 专业的，专门的

例句：: How much experience does he bring this specialized work to?
他有多少经验从事于这项专案呢 ? 换一句; There are many specialized agencies in the United Nations.
联合国有许多专门机构. 换一句; Many specialized institutions now equal the university in repute.
现在许多专科学校的声誉可与大学相媲美. 换一句

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7/20 报错

advent [ˈædvənt]

释义：: n. 出现，到来

例句：: Swallows come by groups at the advent of spring.
春天来临时燕子成群飞来. 换一句; The advent of the Euro will redefine Europe.
欧元的出现将重新定义欧洲. 换一句; This sort of work would have been inconceivable before the advent of microprocessors.
在微处理机问世之前这种工作是难以想象的. 换一句

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8/20 报错

intrepid [ɪnˈtrepɪd]

释义：: adj. 勇敢的；无畏的

例句：: Some intrepid individuals were still prepared to make the journey.
某些无畏的人仍然准备作此旅行. 换一句; His intrepid adversary prepared to close for the thirteenth time.
他那勇敢的对手准备打第十三回合. 换一句; At this moment the three intrepid travellers appeared.
这时候,那三位勇敢的旅行家出现了. 换一句

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9/20 报错

deference [ˈdefərəns, ˈdefrəns]

释义：: n. 尊重，顺从；敬重

构词：: defer敬从+ence表名词→n.敬意,尊重

例句：: Do you treat your parents and teachers with deference?
你对父母师长尊敬吗 ? 换一句; We all showed deference to his skill.
我们都敬重他的熟练技巧. 换一句; Variations in the Level of Deference.
尊重水准的变化. 换一句

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10/20 报错

overtime [ˈəʊvəˌtaɪm]

释义：: adv. 加班地

例句：: The union issued an order instructing its members not to work overtime.
工会发出指示,不让会员超时工作. 换一句; These new orders for our manufactures will mean working overtime.
这些订购我们产品的新订单意味着要加班. 换一句; He pulls in a lot of overtime pay each month.
他每月挣得不少加班费. 换一句

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11/20 报错

glacier [ˈɡlæsjə]

释义：: n. 冰川

例句：: The glacier calved a large iceberg.
冰河崩解而形成一个大冰山. 换一句; The upper surface of glacier is riven by crevasses.
冰川的上表面已裂成冰隙. 换一句; The glacier scooped a canyon out of rocks.
冰河在礁石中冲出了一条河谷. 换一句

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12/20 报错

kingdom [ˈkiŋdəm]

释义：: n. 王国

构词：: king国王+dom状态或领域→n.王国,领域

例句：: After the old king died, his son ruled over the kingdom.
老国王死后, 他儿子统治这个王国. 换一句; A prophet made a prophecy that the kingdom would fall.
一位预言家预言那个王国将要灭亡. 换一句; Don't mention politics or we'll be here until kingdom come.
咱们别谈政治吧,否则一谈就没完没了. 换一句

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13/20 报错

illiterate [ɪˈlɪtərɪt]

释义：: adj. 不识字的，没受教育的

构词：: il不+literate认字的→adj.不识字的

例句：: There 50 percent or more of the population is illiterate.
那里50%或更多的群众是文盲. 换一句; There are still many illiterate people in our country.
在我国还有许多文盲. 换一句; An illiterate, later he received some schooling.
他原先大字不识一个, 后来接受一些学校教育. 换一句

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14/20 报错

consume [kənˈsju:m]

释义：: vt. 消费，消耗；大吃大喝

构词：: con共同+sume拿,取→全拿完→消耗[完],沉迷于

例句：: They generally consume more power and take up more space, too.
它们通常消耗更多的能量,并且占用更多的空间. 换一句; He must subdue her, absorb her, rip her apart and consume her.
他立意要征服她, 吞了她, 不惜把她撕碎把她榨干. 换一句; Some animals may consume insignificant amounts of the primary production.
有些动物可以消耗很微量的初级产物. 换一句

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15/20 报错

outbreak [ˈautbreik]

释义：: n. 发作；爆发

例句：: The hospital ward was fumigated after the outbreak of typhus.
发现斑疹伤寒以后,医院的病房进行了烟熏消毒. 换一句; The ambassador did his utmost to prevent the outbreak of hostilities.
这位大使竭尽全力防止战事的爆发. 换一句; At the outbreak of the war he lived in London.
战争爆发时他住在伦敦. 换一句

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16/20 报错

pupil [ˈpju:pəl]

释义：: n. 学生，小学生；瞳孔

例句：: The pupil joined the two points by a straight line.
那个小学生用直线把两点连接起来. 换一句; The teacher checked off each pupil as he got on the bus.
学生上公共汽车时老师一一清点人数. 换一句; The teacher must know the name of each and every pupil.
教师必须知道每个学生的名字. 换一句

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17/20 报错

humble [ˈhʌmbl]

释义：: adj. 卑贱的；谦逊的

构词：: hum土,地+ble→接近地面→低下的

例句：: When he realized his mistake, he had to eat humble pie.
他认识到了自己的错误, 只好赔礼道歉. 换一句; In my humble opinion, he will win the election.
依我拙见, 他将在选举中获胜. 换一句; We must be humble , for we are compassed by mysteries.
我们一定要谦虚, 因为我们周围充满了我们还不理解的事物. 换一句

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18/20 报错

tariff [ˈtærif]

释义：: n. 关税

例句：: There is a very high tariff on jewelry.
宝石类的关税率很高. 换一句; A copy of the tariff is placed in each room of the hotel.
旅馆的每一个房间都有一份价目表. 换一句; The government is going to lower the tariff on importing cars.
政府打算降低进口汽车的关税。换一句

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19/20 报错

hydrogen [ˈhaidrədʒən]

释义：: n. 氢

例句：: Qualitative analysis shows that water is made up of hydrogen and oxygen.
定性分析表明水是由氢氧结合而成的. 换一句; Water is made up of atoms of hydrogen and oxygen.
水由氢和氧的原子构成. 换一句; Water can be reduced to oxygen and hydrogen by electrolysis.
用电解法可以把水分解为氧和氢. 换一句

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20/20 报错

electron [iˈlektrɔn]

释义：: n. 电子

构词：: electr电+on物理上一些名词→n.电子

例句：: The structure of molecules can be seen under an electron microscope.
分子的结构可在电子显微镜下观察到. 换一句; An electron has a negative charge, a proton has a positive charge.
电子带负电荷, 质子带正电荷. 换一句; Freedom, gravity, ego, and electron are constructs.
自由, 万有引力, 自我中心以及电子都是概念. 换一句

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小易英语背单词