八年级下册英语单词重点及其用法

八年级下册英语单词重点及其用法下面是八年级下册英语单词重点及其用法的详细介绍：

1.defend

-词性：动词

-释义：保护，捍卫

-例句：Wemustdefendourrightsandfreedoms.

2.civilization

-词性：名词

-释义：文明

-例句：TheancientEgyptiansmadesignificantcontributionstothedevelopmentofhumancivilization.

3.ancient

-词性：形容词

-释义：古代的

-例句：TheGreatWallisanancientstructurethathasstoodforcenturies.

4.tradition

-词性：名词

-释义：传统

-例句：CelebratingChineseNewYearisatraditioninmanyAsiancultures.

5.independent

-词性：形容词

-释义：独立的

-例句：Myparentswantmetobecomeindependentandtakecareofmyself.

6.victory

-词性：名词

-释义：胜利

-例句：Theteamcelebratedtheirvictorywithcheersandapplause.

7.emperor

-词性：名词

-释义：皇帝

-例句：Duringancienttimes,emperorsruledovervastempires.

8.generation

-词性：名词

-释义：一代人

-例句：Eachgenerationhasitsownuniqueexperiencesandchallenges.

9.global

-词性：形容词

-释义：全球的

-例句：Climatechangeisaglobalissuethataffectseverycountry.

10.democracy

-词性：名词

-释义：**

-例句：Inademocracy,thepeoplehavethepowertoelecttheirleaders.

11.wealth

-词性：名词

-释义：财富

-例句：Somepeoplebelievethatwealthisameasureofsuccess,whileothersvaluehappinessandfulfillmentmore.

12.agriculture

-词性：名词

-释义：农业

-例句：Manycountriesheavilyrelyonagricultureforbothfoodproductionandeconomicgrowth.

13.pollution

-词性：名词

-释义：污染

-例句：Airpollutionfromfactoriesandvehiclesisamajorenvironmentalissue.

14.entertainment

-词性：名词

-释义：娱乐

-例句：Therearemanyformsofentertainment,suchasmovies,music,andsports.

15.poverty

-词性：名词

-释义：贫困

-例句：Thegovernmenthasimplementedvariousprogramstoreducepovertyinthecountry.

16.technology

-词性：名词

-释义：技术

-例句：Therapidadvancementoftechnologyhasgreatlyimpactedourdailylives.

17.environment

-词性：名词

-释义：环境

-例句：Weshouldalldoourparttoprotecttheenvironmentforfuturegenerations.

18.advantage

-词性：名词

-释义：优势

-例句：Havingagoodeducationgivesyouanadvantageinthejobmarket.

19.construct

-词性：动词

-释义：建造

-例句：Theteamworkedtogethertoconstructanewbuildinginrecordtime.

20.significant

-词性：形容词

-释义：重要的

-例句：Hisdiscoverymadeasignificantcontributiontothefieldofscience.

21.generationgap

-词性：短语

-释义：代沟

-例句：Thereisoftenagenerationgapbetweenparentsandtheirchildrenduetodifferencesinvaluesandexperiences.

22.globalwarming

-词性：短语

-释义：全球变暖

-例句：Globalwarmingiscausingthepolaricecapstomeltatanalarmingrate.

23.povertyline

-词性：短语

-释义：贫困线

-例句：Thegovernmenthassetapovertylinetodeterminewhoiseligibleforsocialassistanceprograms.

24.advancedtechnology

-词性：短语

-释义：先进技术

-例句：Withthedevelopmentofadvancedtechnology,wecannowcommunicatewithpeoplefromallovertheworldinaninstant.

25.naturalenvironment

-词性：短语

-释义：自然环境

-例句：Thedestructionofthenaturalenvironmentisagrowingconcernformanyenvironmentalists.

26.sustainable-词性：形容词-释义：可持续的-例句：Developingrenewableenergysourcesiscrucialforachievingsustainabledevelopment.27.entrepreneur-词性：名词-释义：企业家-例句：Anentrepreneurissomeonewhostartstheirownbusinessandtakesriskstomakeaprofit.28.innovation-词性：名词-释义：创新-例句：Innovationiskeytothesuccessofanybusinessororganization.29.diversity-词性：名词-释义：多样性-例句：Culturaldiversitycanenrichacommunitybybringingtogetherdifferentideasandtraditions.30.economy-词性：名词-释义：经济-例句：Theeconomyofacountrydependsonitsabilitytoproducegoodsandservicesefficiently.31.education-词性：名词-释义：教育-例句：Educationisthefoundationforpersonalandsocietaldevelopment.32.health-词性：名词-释义：健康-例句：Regularexerciseandabalanceddietareessentialformaintaininggoodhealth.33.communication-词性：名词-释义：沟通-例句：Goodcommunicationskillsareimportantinbothpersonalandprofessionalrelationships.34.cooperation-词性：名词-释义：合作-例句：Internationalcooperationisnecessarytoaddressglobalissueslikeclimatechange.35.leadership-词性：名词-释义：领导力-例句：Goodleadershipiscrucialforguidingateamororganizationtowardsitsgoals.36.conflict-词性：名词-释义：冲突-例句：Conflictcanarisewhenpeoplehavedifferentopinionsorgoals.37.resolution-词性：名词-释义：解决-例句：Theresolutionofaconflictoftenrequirescompromiseandunderstanding.38.environmentalprotection-词性：短语-释义：环境保护-例句：Environmentalprotectionisaglobalprioritythatrequiresimmediateaction.39.renewableenergy-词性：短语-释义：可再生能源-例句：Renewableenergysourceslikesolarandwindpowerareessentialforasustainablefuture.40.economicgrowth-词性：短语-释义：经济增长-例句：Economicgrowthshouldbebalancedwithsocialandenvironmentalconsiderations.41.educationalsystem-词性：短语-释义：教育系统-例句：Theeducationalsystemplaysasignificantroleinshapingthefutureofacountry.42.publichealth-词性：短语-释义：公共卫生-例句：Accesstocleanwaterandsanitationiscrucialforpublichealth.43.globalization-词性：名词-释义：全球化-例句：Globalizationhasbroughtbothbenefitsandchallengestosocietiesaroundtheworld.44.culturalexchange-词性：短语-释义：文化交流-例句：Culturalexchangescanhelptopromoteunderstandingandtolerancebetweendifferentgroups.45.scientificresearch-词性：短语-释义：科学研究-例句：Scientificresearchisessentialfordrivingtechnologicaladvancementsandsolvingcomplexproblems.46.technologicaladvancement-词性：短语-释义：技术进步-例句：Technologicaladvancementhasrevolutionizedthewaywelive,work,andcommunicate.47.publicpolicy-词性：名词-释义：公共政策-例句：Publicpolicyaimstoaddresssociet