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1、考研1号英语话题写作第一书《写作160篇》连续5年命中写作原题>01TelevisionTelevision--themostpervasiveandpersuasiveofmoderntechnologies,markedbyrapidchangeandgrowth--ismovingintoanewera,aneraofextraordinarysophisticationandversatility,whichpromisestoreshapeourlivesandourworld.Itisane
2、lectronicrevolutionofsorts,madepossiblebythemarriageoftelevisionandcomputertechnologies.Theword"television",derivedfromitsGreek(tele:distant)andLatin(visio:sight)roots,canliterallybeinterpretedassightfromadistance.Verysimplyput,itworksinthisway:throughas
3、ophisticatedsystemofelectronics,televisionprovidesthecapabilityofconvertinganimage(focusedonaspecialphotoconductiveplatewithinacamera)intoelectronicimpulses,whichcanbesentthroughawireorcable.Theseimpulses,whenfedintoareceiver(televisionset),canthenbeelec
4、tronicallyreconstitutedintothatsameimage.Televisionismorethanjustanelectronicsystem,however.Itisameansofexpression,aswellasavehicleforcommunication,andassuchbecomesapowerfultoolforreachingotherhumanbeings.Thefieldoftelevisioncanbedividedintotwocategories
5、determinedbyitsmeansoftransmission.First,thereisbroadcasttelevision,whichreachesthemassesthroughbroad-basedairwavetransmissionoftelevisionsignals.Second,thereisnonbroadcasttelevision,whichprovidesfortheneedsofindividualsorspecificinterestgroupsthroughcon
6、trolledtransmissiontechniques.Traditionally,televisionhasbeenamediumofthemasses.Wearemostfamiliarwithbroadcasttelevisionbecauseithasbeenwithusforaboutthirty-sevenyearsinaformsimilartowhatexiststoday.Duringthoseyears,ithasbeencontrolled,forthemostpart,byt
7、hebroadcastnetworks,ABC,NBC,andCBS,whohavebeenthemajorpurveyorsofnews,information,andentertainment.Thesegiantsofbroadcastinghaveactuallyshapednotonlytelevisionbutourperceptionofitaswell.Wehavecometolookuponthepicturetubeasasourceofentertainment,placingou
8、rroleinthisdynamicmediumasthepassiveviewer.电视电视--以快速变化与发展为标志的最普遍、最具有影响力的一项现代技术,正在步入一个极端复杂化与多样化的新时代。这个时代承诺重新塑造我们的生活和我们的世界。这可以称得上是又一次电子革命,其关键在于电视技术与计算机技术的结合。"电视"这个词来源于希腊语词根(tele:远)和拉丁语词根(vision:景象),可以从字面上理解为来自远处的景象。简单说来,电视是以