13. marvelous ['mɑ:vɪləs] adj.不可思议的

eg：'Isn't this marvelous?' she said.
“这是不是太不可思议了？”她说。

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marvel [ˈmɑ:vl] n.奇迹 v.惊奇

14. petroleum [pəˈtrəʊliəm] n.石油

eg：We ought to and can produce more petroleum.
我们应该并且能够生产更多的石油。

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petrol ['petr(ə)l] n.（英）汽油

15. distinguished [dɪˈstɪŋgwɪʃt]adj.著名的；卓越的

eg：He looked very distinguished.
他看上去非常高贵。

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distinguishable [dɪ'stɪŋɡwɪʃəbl] adj.可辩别的；可分辨

distinguish from 将…与…区分开

16. controversy [ˈkɒntrəvɜ:si]n.论战；公开辩论，争议

eg：The proposed cuts have caused considerable controversy.
削减开支的提议引起了诸多争议。

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controversial [ˌkɒntrəˈvɜ:ʃl] adj.有争议的

a highly controversial issue 一个相当有争议的问题

17. thorough [ˈθʌrə]adj.彻底的；周到的

eg：We are making a thorough investigation.
我们正在进行彻底调查。

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thoroughly [ˈθʌrəli] adv.彻底地；认真仔细地

thoroughfare ['θʌrə.fer] n. 大道，大街

through [θru:] prep. 通过；穿过；凭借

18. expectation [ekspek'teɪʃn]n.希望；预料

eg：Students' expectations were as varied as their expertise.
学生们的期望根据他们的专业各有不同。

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expectancy [ɪkˈspektənsi] n.期待，期望

expectant [ɪkˈspektənt] adj.期待的 n.候选人

19. motivate [ˈməʊtɪveɪt]vt.刺激；激励

eg：They are motivated by a need to achieve.
对成功的渴望激励着他们。

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motivation [ˌməʊtɪ'veɪʃn] n.动机；诱因

motivational [ˌməʊtɪ'veɪʃənl] adj.动机的，动力的

20. sympathize [ˈsɪmpəθaɪz]v.同情；怜悯

eg：I sympathize with you for your loss, Professor.
教授，我对您遭受的损失深表同情。

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sympathize with同情；支持

sympathizer [ˈsɪmpəθaɪzə(r)]n.支持者；同情者；赞助者

21. fluctuate [ˈflʌktʃueɪt]v.波动；涨落

eg：Body temperature can fluctuate if you are ill.
人患病后体温可能会上下波动。

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unpredictable fluctuations 瞬息万变

inflation [ɪn'fleɪʃ(ə)n] n. 膨胀；通货膨胀

22. postpone [ˌpəʊst'pəʊn]v.延期，推迟

eg：I'm afraid the meeting will be postponed.
会议怕要延期了。

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postponement [pə'spəʊnmənt] n.延期；推迟

23. identification [aɪˌdentɪfɪˈkeɪʃn]n.诊断；鉴定；身份证明

eg：Early identification of a disease can prevent death and illness.
病症的及早诊断可避免死亡与病痛。

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identification card身份证

identification number识别号码

24. coupon ['ku:pɒn]n.优惠券；礼券

eg：I have two coupons for the capital cinema.
我有两张首都电影院的赠券。

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Cash coupons 现金券

coupon code 优惠码

（有道考神四六级）