話題作文分享話題作文分享介紹美國的英語作文「帶翻譯」本文是關(guān)于美本文是關(guān)于美的話題作文，僅供大家參考,美國是一個(gè)聯(lián)邦共和國,為首都的華盛頓特區(qū)，下面是小編整理的介紹美國的作文，歡迎閱讀。第一篇：介紹美國的英語作文TheUnitedStatesofAmerica,alsoknownastheUnitedStates,theU.S.,theU.S.A.,andAmerica,isacountryinNorthAmericathatshareslandborderswithCanadaandMexico,andaseaborderwithRussia.ExtendingfromtheAtlanticOceantothePacificOcean,theUnitedStatesisafederalrepublic,withitscapitalinWashington,D.C.Thepresent-daycontinentalUnitedStateshasbeeninhabitedforatleast15,000yearsbyindigenoustribes.[1]AfterEuropeanexplorationandsettlementinthe16thcentury,theEnglishestablishedtheirowncolonies—andgainedcontrolofothersthathadbeenbegunbyotherEuropeannations—intheeasternportionofthecontinentinthe17thandearly18thcenturies.On4July1776,atwarwithBritainoverfairgovernance,thirteenofthesecoloniesdeclaredtheirindependence.In1783,thewarendedinBritishacceptanceofthenewnation.Sincethen,thecountryhasmorethanquadrupledinsize:itnowconsistsof50statesandonefederaldistrict;italsohasnumerousoverseasterritories.Atover3.7millionsquaremiles(over9.5millionkm2),theU.S.isthethirdorfourthlargestcountrybytotalarea,dependingonwhetherthedisputedareasofChinaareincluded.Itistheworld'sthirdmostpopulousnation,withnearly300millionpeople.TheUnitedStateshasmaintainedaliberaldemocraticpoliticalsystemsinceitadopteditsArticlesofConfederationon1March1781andtheConstitution,theArticles'replacement,on17September1787.Americanmilitary,economic,cultural,andpoliticalinfluenceincreasedthroughoutthe20thcentury;withthecollapseoftheSovietUnionattheendoftheColdWar,thenationemergedastheworld'ssoleremainingsuperpower.[2]Today,itplaysamajorroleinworldaffairs.TheearliestknownuseofthenameAmericaisfrom1507,whenaglobeandalargemapcreatedbytheGermancartographerMartinWaldseem口IlerinSaint-Die-des-VosgesdescribedthecombinedcontinentsofNorthandSouthAmerica.Althoughtheoriginofthenameisuncertain[3],themostwidelyheldbeliefisthatexpressedinanaccompanyingbook,CosmographiaeIntroductio,whichexplainsitasafeminizedversionoftheLatinnameofItalianexplorerAmerigoVespucci(AmericusVespucius);inLatin,theothercontinents'nameswereallfeminine.Vespuccitheorized,correctly,thatChristopherColumbus,onreachingislandsintheCaribbeanSeain1492,hadcomenottoIndiabuttoa"NewWorld".TheAmericaswerealsoknownasColumbia,afterColumbus,promptingthenameDistrictofColumbiaforthelandsetasideastheU.S.capital.ColumbiaremainedapopularnamefortheUnitedStatesuntiltheearly20thcentury,whenitfellintorelativedisuse;butitisstillusedpoeticallyandappearsinvariousnamesandtitles.AfemalepersonificationofthecountryisalsocalledColumbia;sheissimilartoBritannia.[4][5][6][7]ColumbusDay,aholidayintheU.S.andothercountriesintheAmericascommemoratingColumbus'October1492landing.Theterm"unitedStatesofAmerica"wasfirstusedofficiallyintheDeclarationofIndependence,adoptedon4July1776.On15November1777,theSecondContinentalCongreadoptedtheArticlesofConfederation,thefirstofwhichstated"TheStileofthisConfederacyshallbe'TheUnitedStatesofAmerica.'"TheadjectivalanddemonymicformsfortheUnitedStatesareAmerican,apointofcontroversyamongsome.美利堅(jiān)合眾國,也被稱為美國,美國,美國美國,是一個(gè)在北美國家,陸地邊界與加拿大和墨西哥,和一個(gè)與俄羅斯的海上邊界。從大西洋到太平洋,美國是一個(gè)聯(lián)邦共和國,為首都的華盛頓特區(qū)當(dāng)今美國大陸已經(jīng)居住了至少15000年的土著部落。［1］在16世紀(jì)歐洲的探索和殖民之后,英國建立了自己的殖民地和控制他人所開始較之其他歐洲大陸的東部地區(qū)在17和18世紀(jì)早期。1776年7月4日,在戰(zhàn)爭與英國公平治理,十三個(gè)殖民地宣布獨(dú)立。在1783年戰(zhàn)爭結(jié)束后在英國接受的新國家。自那以來,中國已超過四倍大小:現(xiàn)在由50個(gè)州和一個(gè)聯(lián)邦地區(qū);它還有眾多的海外領(lǐng)土。2超過370萬平方英里（370萬多公里），美國是第三或第四大的國家,面積,取決于中國的爭議地區(qū)。它是世界上第三人口最多的國家,有近3億人。美國一直保持著自由民主政治體系的文章,因?yàn)樗捎昧寺?lián)盟1781年3月1日,憲法,文章的更換,1787年9月17日。美國的軍事、經(jīng)濟(jì)、文化和政治影響力增加貫穿整個(gè)20世紀(jì),隨著蘇聯(lián)解體,冷戰(zhàn)結(jié)束,美國成為這個(gè)世界剩下的唯一超級大國。今天［2］,它在世界事務(wù)中扮演著重要的角色。最早使用的名稱美國從1507年開始,當(dāng)一個(gè)截止閥和一個(gè)大地圖創(chuàng)建的瓦爾德澤米勒所繪制德國地理學(xué)家馬丁在Saint-Die-des-Vosges描述了北美和南美大陸。雖然名字的起源是不確定的[3],最普遍的信仰是表示在一本書,CosmographiaeIntroductio,這也解釋了它作為一個(gè)女性化版本的拉丁名字的意大利探險(xiǎn)家阿美利哥韋斯普奇（絨毛Vespucius）;在拉丁語中具他大陸的名字都是女性。韋斯普奇的理論正確,克里斯托弗哥倫布到達(dá)1492年在加勒比海島嶼,已經(jīng)不是印度,而是一個(gè)“新的世界”。美洲也被稱為哥倫比亞,在哥倫布,促使土地的名字特區(qū)留出隨著美國資本。美國哥倫比亞大學(xué)仍然是一個(gè)受歡迎的名字,直到20世紀(jì)初,當(dāng)它落入相對廢棄;但它仍然是用詩意和出現(xiàn)在不同的名字和頭銜。國家也被稱為哥倫比亞的女性化身,她是類似于不列顛。哥倫布日,假期在美國和其他國家在美洲紀(jì)念哥倫布1492年10月著陸。“美利堅(jiān)合眾國”這個(gè)詞第一次被使用在《獨(dú)立宣言》正式通過1776年7月4日。1777年11月15日，第二屆大陸Congreadopted聯(lián)盟的文章,第一個(gè)表示“本聯(lián)盟的階梯美利堅(jiān)合眾國。”形容詞的和demonymic形式對美國是美國人，在一些爭議。第二篇：介紹美國的英語作文Basedonhistoricaldocuments,modernsurveyandstatistics,aswellastheresultofpredecessorstudies,thetrendandmainprocessofforestdynamicsarerecognized.TheforestareaandforestcoverageratesforeachprovinceofChinafrom1700to1949arees-timatedbackwardbyevery50years.LinkingtheresultwithmodernNationalForestInventorydata,thespatial-temporaldynamicsofChineseforestinrecent300years(AD1700-1998)isquantitativelyanalyzed.Thestudyshowsthatinrecent300years,theforestareaincurrentterritoryofChinahasdeclinedby0.95x108hm2(or9.2%ofthecoveragerate)intotal,withatrendofdecreaseandrecovery.Beforethe1960s,therewasatrendofacceleratedde-scending.Theforestareawasreducedby1.66x108hm2(or17%ofthecoveragerate)in260years.Whileafterthe1960s,therehasbeenarapidincrease.Theforestareaincreasedby0.7x108hm2(or8%ofthecoveragerate)in40years.Thestudyalsoshowsthatthereisasignificantspatialdifferenceinthedynamicsofforest.Theamplitudesofincreasingandde-creasinginwesternChinaarebothsmallerthantheonesineasternChina.Duringtherapiddecliningperiodfrom1700to1949,themostseriousdecreaseappearedintheNortheast,theSouthwestandtheSoutheast,wherethecoveragerateinmostprovincesdroppedover20%.InHeilongjiangProvince,thecoverageratedroppedby50%.InJilinProvince,itdroppedby36%.InSichuanProvinceandChongqingMunicipality,itdroppedby42%.InYunnanProvince,itdroppedby35%.Duringtherecoveryperiod1949-1998,thewesternprovinces,mu-nicipalityandautonomousregions,includingNingxia,Gansu,InnerMongolia,Si-chuan-Chongqing,Yunnan,Tibet,XinjiangandQinghai,etc,theincreaseratesareallbelow5%,whiletheeasternprovinces,municipalityandautonomousregions（exceptHeilongjiang,Hubei,Jiangsu-Shanghai）haveachievedanincreaseover5%,amongwhichtheGuang-dong-Hainan,Guangxi,Anhui,Beijing-Tianjin-Hebei,Shandong,Henan,Zhejiang,andFu-jianhaveanincreaseover10%.根據(jù)歷史文獻(xiàn)、現(xiàn)代調(diào)查和統(tǒng)計(jì),以及前人研究的結(jié)果,這一