[详细讲解]英语短文带翻译

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1、英语短文带翻译史上最牛英语口语学习法：躺在家里练口语，全程外教一对一，三个月畅谈无阻！太平洋在线英语，可免费体验全部外教一对一课程：WWW,pacificenglish.cn>01Television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朵化与多样化的新时代。这个时代承诺重新鴉造我们的生活和我们的lit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“这个词來源于希腊语词根（tele：远）和拉丁语词根（vision：景象）

2、，可以从字血上理解为來自远处的景象。简单说来，电视是以这种方式工作的，通过一个复杂的电了系统，电视能够将一幅图像（这幅图像被聚焦在一部摄像机内的一块特殊的光导底片上）转换成能经过导线或电缆发送出去的电子脉冲信号。Television—themostpervasiveandpersuasiveofmoderntechnologies,markedbyrapidchangeandgrowth一ismovingintoanewera,aneraofextraordinaiysophisticationand

3、versatility,whichpromisestoreshapeourlivesandourworld.Itisanelectronicrevolutionofsorts,madepossiblebythemarriageoftelevisionandcomputertechnologies・Theword"television役derivedfromitsGreek（tele:distant）andLatin（visio:sight）roots,canliterallybeinterpreted

4、assightfromadistance.Verysimplyput,itworksinthisway:throughasophisticatedsystemofelectronics,televisionprovidesthecapabilityofconvertinganimage（focusedonaspecialphotoconductiveplatewithinacamera）intoelectronicimpulses,whichcanbesentthroughawireorcable・T

5、heseimpulses,whenfedintoareceiver（televisionset）,canthenbeelectronicallyreconstitutedintothatsameimage.Televisionismorethanjustanelectronicsystem,however.Itisameansofexpression,aswellasavehicleforcommunication,andassuchbecomesapowerfultoolforreachingoth

6、erhumanbeings・Thefieldoftelevisioncanbedividedintotwocategoriesdeterminedbyitsmeansoftransmission.First,thereisbroadcasttelevision,whichreachesthemassesthroughbroad七asedairwavetransmissionoftelevisionsignals.Second,thereisnonbroadcasttelevision,whichpro

7、videsfortheneedsofindividualsorspecificinterestgroupsthroughcontrolledtransmissiontechniques・Traditionally,televisionhasbeenamediumofthemasses.Wearemostfamiliarwithbroadcasttelevisionbecauseithasbeenwithusforaboutthirty-sevenyearsinaformsimilartowhatexi

8、ststoday・Duringthoseyears,ithasbeencontrolled,forthemostpart,bythebroadcastnetworks,ABC,NBC,andCBS,whohavebeenthemajorpurveyors（货物、服务、消息等的提供者，供应者）ofnews,information,andentertainment.Thesegiantsofbroadcastinghaveactuallyshapednoto