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    2021考研英語(yǔ)：必考核心詞匯練習(xí)五
    Demonstrate
    V.論證，證實(shí);演示，說(shuō)明
    【例】Experimental data are used to illustrate the application techniques as well as to demonstrate the validity of the approach.試驗(yàn)數(shù)據(jù)用來(lái)說(shuō)明應(yīng)用技術(shù)，并驗(yàn)證這個(gè)方法的有效性。
    【構(gòu)詞】de-(加強(qiáng))+monstr(表示)+-ate(做)→加強(qiáng)表示→演示，說(shuō)明
    【同義替換】prove, confirm
    【派生】demonstration n.論證，證實(shí);演示，說(shuō)明
    【真題】Alvarez’s experience demonstrates the importance of finding ways to diffuse stress before it threatens your health and your ability to function.
    Alvarez的經(jīng)歷表明，要在壓力威脅到你的健康和機(jī)能之前找到方法疏導(dǎo)它，這一點(diǎn)很重要。
    Rival
    N.競(jìng)爭(zhēng)者，對(duì)手 v.競(jìng)爭(zhēng)，對(duì)抗 a.競(jìng)爭(zhēng)的
    【例】This theoretical question is the subject of two rival doctrines.這一理論問(wèn)題是兩個(gè)對(duì)立學(xué)派爭(zhēng)論的焦點(diǎn)。
    【構(gòu)詞】riv(河)+-al →兩人隔河相望 →對(duì)手，競(jìng)爭(zhēng)者
    【同義替換】competitor, opponent, adversary, match
    【派生】rivalry n.競(jìng)爭(zhēng)
    【真題】Later, more established companies raced to add such patents to their files, if only as a defensive move against rivals that might beat them to the punch.
    隨后，更多的老牌公司爭(zhēng)先恐后地將此類(lèi)專(zhuān)利權(quán)收入自己的囊中，僅作為防范競(jìng)爭(zhēng)對(duì)手的一種措施，以免被對(duì)手搶得先機(jī)。
    Rigid
    A.剛性的;刻板的;嚴(yán)厲的
    【例】We fixed a rigid metal bar for hanging clothes.我們裝了一根堅(jiān)硬的金屬桿來(lái)掛衣服。
    【構(gòu)詞】rig(剛硬)+id →剛性的;刻板的
    【同義替換】stiff, inflexible, mechanical; strict, stern, severe, rigorous, stringent
    【派生】rigidly ad.堅(jiān)硬地;嚴(yán)格地 rigidness n.堅(jiān)硬;嚴(yán)格
    【真題】The coming of age of the postwar baby boom and an entry of woman into the male-dominated job market have limited the opportunities of teenagers who are already questioning the heavy personal sacrifices involved in climbing Japan’s rigid social ladder to good schools and jobs.
    戰(zhàn)后嬰兒出生高峰期的到來(lái)及婦女進(jìn)入男性主宰的就業(yè)市場(chǎng)，限制了青少年的發(fā)展機(jī)遇，這些青少年已經(jīng)開(kāi)始質(zhì)疑為了進(jìn)好學(xué)校、找好工作、攀登日本等級(jí)森嚴(yán)的社會(huì)階梯，他們所做出的沉重的個(gè)人犧牲是否值得。