新人教版选择性必修一Unit1课文及翻译

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TUYOUYOUAWARDEDNOBELPRIZE6October2015Thisyear’sNobelPrizeforPhysiologyorMedicinehasbeenawardedtoTuYouyou(co-winner),whoseresearchledtothediscoveryofartemisinin,acrucialnewtreatmentformalaria.Artemisininhassavedhundredsofthousandsoflives,andhasledtoimprovedhealthformillionsofpeople.Over200millionpeoplearoundtheworldgetmalariaeachyear,andabout600,000diefromit.Artemisininhasbecomeavitalpartofthetreatmentformalaria,andisthoughttosave100,000livesayearinAfricaalone.TuYouyou,acommittedandpatientscientist,wasborninNingbo,China,on30December1930,andgraduatedfromPekingUniversityMedicalSchoolin1955.Aftershegraduated,sheworkedattheChinaAcademyofTraditionalChineseMedicineinBeijing.In1967,theChinesegovernmentformedateamofscientistswiththeobjectiveofdiscoveringanewtreatmentformalaria,andTuYouyouwasamongthefirstresearcherschosen.Inthebeginning,TuYouyouwenttoHainan,wheremalariawasmorecommon,tostudymalariapatients.In1969,shebecametheheadoftheprojectinBeijing,anddecidedtoreviewancientChinesemedicaltextstofindtraditionalbotanicaltreatmentsforthedisease.Herteamexaminedover2,000oldmedicaltexts,andevaluated280,000plantsfortheirmedicalproperties.Fromtheirresearch,theydiscoveredandtested380distinctancientChinesemedicaltreatmentsthatshowedpromiseinthefightagainstmalaria.Onemedicaltextfromthefourthcenturysuggestedusingtheextractfromsweetwormwoodtotreatafever.Tu’steamtestedacollectionofdriedwormwoodleavesbutfoundnoeffect.Theythentriedboilingfreshwormwood,andusingtheliquidobtainedfromthistotreatmalaria,butthisdidnotworkeither.Theirprojectgotstuck.However,TuYouyouwouldnotacknowledgedefeat.Sheanalysedthemedicaltextsagain,andbychance,shefoundonesentencesuggestingadifferentwaytotreatthewormwood.Sheconcludedthatboilingthesweetwormwoodapparentlydestroyeditsmedicalproperties.Usingalowertemperaturetodrawouttheextract,shefoundasubstancethatworked.Afterfailingmorethan190times,theteamfinallysucceededin1971.TuYouyouandherteammemberseveninsistedontestingthemedicineonthemselvestomakesurethatitwassafe.Later,themedicinewastestedonmalariapatients,mostofwhomrecovered.Thismedicine,whichwascalledartemisinin,soonbecameastandardtreatmentformalaria.AccordingtoTuYouyou,thediscoveryofartemisininwasateameffort.UponhearingthatshehadbeenawardedtheNobelPrize,shesaid,“Thehonourisnotjustmine.Thereisateambehindme,andallthepeopleofmycountry.ThissuccessprovesthegreatvalueoftraditionalChinesemedicine.ItisindeedanhonourforChina’sscientificresearchandChinesemedicinetobespreadaroundtheworld.”屠呦呦获诺贝尔奖2015年10月6日今年的诺贝尔生理学或医学奖授予了屠呦呦(共同获奖者),她的研究导致了青蒿素的发现。这是一种治疗疟疾的关键新药物。青蒿素挽救了数十万人的生命,改善了数百万人的健康。全世界每年有2亿多人罹患疟疾,约60万人死于疟疾。青蒿素已成为治疗疟疾的重要组成部分,据信仅在非洲每年就能挽救10万人的生命。屠呦呦,一位坚定而耐心的科学家,1930年12月30日出生于中国宁波,1955年毕业于北京大学医学院。毕业后,她在北京的中国中医研究院工作。1967年,中国政府组建了一支以探索疟疾新疗法为目标的科学家队伍,屠呦呦是其中首批入选的研究人员。在开始的时候,屠呦呦去了海南研究疟疾患者,在那里疟疾更常见。1969年,她成为北京项目的负责人,并决定复阅中国古代医学文献,以寻找这种疾病的传统的植物疗法。她的团队查阅了2000多本古老的医学文献,并对280000种植物的药用性能进行了评估。在他们的研究中,他们发现并测试了380种不同的中国古代医疗方法,这些方法为抗击疟疾带来了希望。一本四世纪的医学文献推荐使用青蒿提取物来治疗发烧。屠呦呦的团队测试了一批干艾叶,但没有发现效果。然后,他们试着把新鲜的苦艾煮开,用从中提取的液体来治疗疟疾,但这也不管用。他们的计划陷入了困境。然而,屠呦呦并不承认失败。她又分析了一遍医学文献,偶然发现了一句话,建议用另一种方法来处理青蒿。她的结论是,煮青蒿显然破坏了它的医学特性。她用较低的温度提取提取物,发现了一种有效的物质。在失败了190多次之后,这个团队终于在1971年成功了。屠呦呦和她的团队成员甚至坚持在自己身上测试药物,以确保它是安全的。后来,这种药物在疟疾患者身上进行了测试,大部分受试患者都康复了。这种被称为青蒿素的药物很快成为治疗疟疾的标准药物。屠呦呦说,青蒿素的发现是一个团队努力的结果。当听到自己被授予诺贝尔奖时,她说:“这个荣誉不仅仅属于我。在我身后有一个团队,还有我的国家的全体人民。这一成功证明了中医的巨大价值。中国的科研和中医药走向世界,确实是一种荣誉。”THEMANWHOCHANGEDOURUNDERSTANDINGOFTHEUNIVERSEAlbertEinstein,whoisperhapsthegreatestscientistinmodernphysics,isoftenconsideredoneofthesmartestmenwhoeverlived.Hemadenumerouscontributionstotheworld,themostwell-knownbeingthegeneraltheoryofrelativityandthefamousformulaE=mc2.Einsteinwasnotonlyagenius;hewasacourageousandkindfigurelovedbymanypeople.ThisgentlegeniuswasborninGermanyon14March1879.Whenhewas16,hetriedtoenteruniversityinSwitzerland,butfailedduetohislowscoresinthegeneralpartoftheentranceexam,despiteobtainingexceptionalscoresinmathsandphysics.Afterstudyingforanotheryear,hemanagedtopasstheexam,enteringuniversityin1896andgraduatingin1900.Aftertwoyearsoflookingforworkasateacher,EinsteintookajobasaclerkintheSwisspatentoffice.Whileworkingthere,outofastrongpassionforknowledge,hecontinuedtostudy,earningadoctorateinphysicsin1905.Thatsameyear,whichwaslaterrecordedasamiracleyearinscience,hepublishedfourextraordinaryphysicspapers.Followingthis,hegraduallybecamefamousthroughouttheworldasthenewIsaacNewton.Afterfouryears,hewasabletoquithisjobatthepatentofficeandenterresearchfull-timeatauniversity.In1922,hewasawardedthe1921NobelPrizeforPhysicsforhisexplanationofthephotoelectriceffect.Circumstanceschangedin1933,whenHitlercametopowerinGermany.Einstein,whowasJewish,foundthedoorsofacademicinstitutionsclosedtohim.Asaconsequence,hehadtofleeGermany.AfterspendingtimeinEurope,hefinallytookupapositionasaresearcherattheInstituteforAdvancedStudyinPrinceton,USA.Followingthat,hecontinuedtomakegreatachievementsinphysicsandmathematics.Tothepublic,hewasseenasaslightlyodd-lookingbutkindandfunnyman.Hehadathickmoustacheandlongwhitehair,whichsometimesstoodonendasthoughhe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