Unit 2 Iron and the effects of exercise

NewHorizonCollegeEnglishUnit2IronandtheEffectsofExercises32TextinPartIIronandtheEffectsofExercisePara1.Sportsmedicineexpertshaveobservedforyearsthatenduranceathletes,particularlyfemales,frequentlyhaveirondeficiencies.NowanewstudybyateamofPurdueUniversityresearcherssuggeststhatevenmoderateexercisemayleadtoreducedironinthebloodofwomen.32Para2.“Wefoundthatwomenwhowerenormallyinactiveandthenstartedaprogramofmoderateexerciseshowedevidenceofironloss,saysRoseanneM.Lyle,associateprofessoratPurdue.Herstudyof62formerlyinactivewomenwhobeganexercisingthreetimesaweekforsixmonthswaspublishedinthejournalMedicine&ScienceinSports&Exercise.Para3.“Womenwhoconsumedadditionalmeatortookironsupplementswereabletobounceback,shenotes.“Butthenewexerciserswhofollowedtheirnormaldietshowedadecreaseinironlevels.32LanguagepointsinPartI缺铁的几种表达方式irondeficiencyreducedironinthebloodof…showevidenceofironlossshowadecreaseinironlevels32LanguagepointsinPartITypicalpatternsforshowingtheresultsofsb.’sobservation/scientificresearch原句:NowanewstudybyateamofPurdueUniversityresearcherssuggeststhatevenmoderateexercisemayleadtoreducedironinthebloodofwomen.(L.2)译文:由珀杜大学一组研究人员进行的一项新的研究表明:即使是适度的锻炼,也可能会降低女性血液中铁离子的含量。Anewstudy(research/opinionpoll/survey)bysb.suggests/indicatesthat…某人进行的一项新的研究(科研／民意测验／调查)表明····32a.这个科研小组进行的一项新研究表明全球温室效应已对生物环境产生了破坏性的影响。Anewstudybythisresearchteamsuggeststhattheglobalgreenhouseeffecthasproducedadestructiveimpactonthebiologicalenvironment.b.一系列的科研表明,运动有助于老年人增强平衡能力和增长力气。Asuccessionofscientificstudiesindicatesthatexercisecanhelpimprovebalanceandstrengthinelderlyindividuals.321.Sportsmedicineexpertshaveobservedforyearsthatenduranceathletes,particularlyfemales,frequentlyhaveirondeficiencies.(Ll-2)•endurancen.忍耐，忍耐力•e.g.Heshowedremarkableendurancethroughouthisstrugglewiththecancer.•在整个与癌症作斗争期间，他表现出非同一般的忍受能力。•Longdistancerunnersneedgreatendurance.•长跑运动员需要有很大的耐力32moderatea.1.averageinamount,quality,etc.;notextreme2.oforhaving(usu.political)opinionsthatarenotextremeTheroomisofmoderatesize-justrightforasmallfamily.这间屋中等大小，正好适合一个小家庭住。FOREXAMPLE:Thedeputyofthepartyleaderismoremoderateinherviews.该党派领袖的副手观点比较温和。Antonym:moderateimmoderateim﹢32consumevt.consumevt.1.eatordrink2.use,esp.inlargeamountsconsumevt.whollytotakeassume假定presume推测FOREXAMPLE:Heconsumesvastquantitiesofmeatwitheverymeal.他每餐都吃大量的肉。Thisistime-consumingwork.这是一项需要时间的工作.32WordUsing1.supplementn.(L10)TranslationamultiplevitaminandmineralsupplementaspecialsupplementtoamonthlyfinancialmagazineTheyaredoingextrajobsoutsidetheirregularonestosupplementtheirincomes.复合维生素和矿物质补剂一份金融月刊的特别增刊除了常规工作外，他们还干些零活，以补充收入。32tobounceback(遭受挫败／损失后)很快恢复他厄运不断，但似乎每次都能恢复元气。He’shadnoendofbadluck,buthejustseemstobouncebackeverytime.32TextinPartIIPara.4Irondeficiencyisverycommonamongwomeningeneral,affectingoneinfourfemaleteenagersandoneinfivewomenaged18to45,respectively.Buttheratioisevengreateramongactivewomen,affectingupto80percentoffemaleenduranceathletes.Thismeans,Lylesays,thattoomanywomenignoretheamountofirontheytakein;.Womenofchild-bearingageareatgreatestrisk,sincetheirmonthlybleedingisamajorsourceofironloss.Plus,manyhealth-consciouswomenincreasetheirriskbyrejectingredmeat,whichcontainsthemosteasilyabsorbedformofiron.Andbecausewomenoftenrestricttheirdietinanefforttocontrolweight,theymaynotconsumeenoughiron-richfood,andareliabletoexperienceadeficiency.32Para.5“Theaveragewomantakesinonlytwothirdsoftherecommendeddailyallowanceforiron,notesanotherexpert.“Forawomanwhoalreadyhasapoorironstatus,anyadditionalironlossfromexercisemaybeenoughtotipherovertheedgeintoamoreseriousdeficiency,notestheexpert.Para6.Exercisecanresultinironlossthroughavarietyofmechanisms.Someironislostinsweat,and,forunknownreasons,intenseenduranceexerciseissometimesassociatedwithbleedingofthedigestivesystem.Athletesinhigh-impactsportssuchasrunningmayalsoloseironthroughaphenomenonwheresmallbloodvesselsinthefeetleakblood.32PartII(Paras.4-6)MainIdea:Causeforirondeficiencyamongwomen.CauseandEffectEffect:Irondeficiencyisverycommonamongwomeningeneral,affectingoneinfourfemaleteenagersandoneinfivewomenaged18to45,respectively.(Para.4)Generalcausesfortheeffect:(1)Theyignoretheamountofirontheytakein;(2)Women’smonthlybleedingisamajorsourceofironloss;(3)Plus,manyhealth-consciouswomenincreasetheirriskbyrejectingredmeat,whichcontainsthemosteasilyabsorbedformofiron.(4)Womenoftenexperienceadeficiencyasaresultoftheirefforttocontrolweight.(Para.4)Effect:Buttheratio(ofirondeficiencyinwomen)isevengreateramongactivewomen,affectingupto80percentoffemaleenduranceathletes.(Para.4)Specificcausesfortheeffect:(1)Forawomanwhoalreadyhasapoorironstatus,anyadditionalironlossfromexercisemaybeenoughtotipherovertheedgeintoamoreseriousdeficiency.(Para.5)(2)Someironislostinsweat,and,forunknownreasons,intenseenduranceexerciseissometimesassociatedwithbleedingofthedigestivesystem.(Para.6)(3)Athletesinhigh-impactsportssuchasrunningmayalsoloseironthroughaphenomenonwheresmallbloodvesselsinthefeetleakblood.(Para.6)32LanguagepointsinPartIIWhatiswhitemeatandredmeat?whitemeat:chicke