《計算機專業(yè)英語（第4版）》Unit 3 Multimedia and Its Applications

Unit3MultimediaandItsApplications3.1ComputerGraphics3.2Multimedia3.3ComputerAnimation3.4MultimediaSoftware3.5VirtualReality3.6ComputerAidedDesign3.7專業(yè)英語中被動語態(tài)與長句的運用

3.8習題答案與參考譯文12/2/20221計算機專業(yè)英語第4版3.1ComputerGraphics3.1.1TextAComputergraphicsisawonderfulinventioninthefieldofcomputers.Theartofcreatingpictureswithacomputerhasgotnumerousapplications,thatitisofgreatimportancetoexploretheintrinsicoftheworldofcomputergraphics.12/2/20222計算機專業(yè)英語第4版GraphicsPrimitivesAprimitiveisagraphicsobjectthatisessentialforthecreationorconstructionofcompleximages.Apixelisapointoflight.Itisjustonetinydotontherasterdisplays.Lines,especiallystraightlines,constituteanimportantbuildingblockofcomputerimages.Incomputergraphics,straightlineissobasicincreatingimagesthatwecallitagraphicsprimitive.12/2/20223計算機專業(yè)英語第4版Apolygon,eventhoughgenerallyconstructedfromstraightlines,isanimportantgraphicsprimitive.Implementingapolygonasagraphicsprimitiveisnaturalandhelpful.Wecandefinepolygonasanimagewhichconsistsofafiniteorderedsetofstraightboundariescallededges.12/2/20224計算機專業(yè)英語第4版OutputPrimitivesGraphicsprogrammingpackagesprovidefunctionstodescribeasceneintermsofthesebasicgeometricstructures,referredtoasoutputprimitives,andtogroupsetsofoutputprimitivesintomorecomplexstructures.Pointsandstraight-linesegmentsarethesimplestgeometriccomponentsofpictures.12/2/20225計算機專業(yè)英語第4版Pointplottingisaccomplishedbyconvertingasinglecoordinatepositionfurnishedbyanapplicationprogramintoappropriateoperationsfortheoutputdeviceinuse.Linedrawingisaccomplishedbycalculatingintermediatepositionsalongthelinepathbetweentwospecifiedendpointpositions.Anoutputdeviceisthendirectedtofillinthesepositionsbetweentheendpoints.12/2/20226計算機專業(yè)英語第4版Digitaldevicesdisplayastraight-linesegmentbyplottingdiscretepointsbetweenthetwoendpoints.Forarastervideodisplay,thelinecolor(intensity)isthenloadedintotheframebufferatthecorrespondingpixelcoordinates.Moreeffectivetechniquesforsmoothingrasterlinesarebasedonadjustingpixelintensitiesalongthelinepaths.12/2/20227計算機專業(yè)英語第4版KeyWordsadjust調(diào)整，校正alternately輪流地，交替地appearance外觀，出場appropriate適當?shù)?，恰當?shù)腶rchitectural建筑上的，建筑學的conic圓錐曲面consecutive連續(xù)的，依次相續(xù)的corner角落，角，拐角curve弧線，曲線，彎曲deflection偏斜，偏角，偏轉(zhuǎn)dimensional維的，尺寸的discrete分離的，不相關的，非連續(xù)diverse不同的，多種多樣的，變化多的12/2/20228計算機專業(yè)英語第4版KeyWordselliptic橢圓形的endpoint終點feature特征，特點fortunately幸運地intensity強烈，強度，力度intrinsic本質(zhì)的，真正的numerous很多的，多數(shù)的phosphor熒光pixel像素polygon多邊形proportional比例的，成比例的，相稱的purely完全地，十足地12/2/20229計算機專業(yè)英語第4版KeyWordsquadric二次曲面raster光柵ratio比率，系數(shù)，比值scene場景，布景smoothly平滑地，流暢地solid可靠的，實心的，固體的spline齒條，花鍵，方栓straight直，整齊surface表面，外觀vertex（復數(shù)vertices）頂點，最高點visualization可見性，形象化zigzag鋸齒12/2/202210計算機專業(yè)英語第4版Notes[1]Itisusedindiverseareassuchasdisplayingtheresultsofengineeringandscientificcomputationsandvisualization,producingtelevisioncommercialsandfeaturefilms,simulationandanalysisofrealworldproblems,computeraideddesign,graphicaluserinterfacesthecommunicationbandwidthbetweenhumansandmachines,etc.說明：這是一個典型的長句，主句是“Itisusedindiverseareas”，其后的部分作賓語補足語。譯文：它應用于不同領域，如演示工程和科學計算及可視化的結(jié)果，制作電視廣告和特色電影，現(xiàn)實世界問題的模擬和分析，計算機輔助設計，增加人機間通信帶寬的圖形用戶接口等。12/2/202211計算機專業(yè)英語第4版Notes[2]Astructuralmethoddetermineswhichpixelsshouldbesetbeforedrawingtheline,aconditionalmethodtestscertainconditionstofindwhichpixelshouldbesetnext.說明：這是一個并列句，每部分講述一種方法，前部分的“whichpixelsshouldbesetbeforedrawingtheline”是賓語從句；后部分的“tofindwhichpixelshouldbesetnext”作賓語補足語。譯文：結(jié)構方法是在畫線之前決定像素的位置，條件方法是先驗證一定的條件從而再決定像素的位置。12/2/202212計算機專業(yè)英語第4版Notes[3]Apolygon,eventhoughgenerallyconstructedfromstraightlines,isanimportantgraphicsprimitive.說明：本句中的“eventhoughgenerallyconstructedfromstraightlines”作非限定性定語。譯文：多邊形，盡管通常由直線組成，但它也是重要的圖形元素。12/2/202213計算機專業(yè)英語第4版Notes[4]Thecharacteristicstairstepshapeofrasterlinesisparticularlynoticeableonsystemswithlowresolution,andwecanimprovetheirappearancesomewhatbydisplayingthemonhigh-resolutionsystems.說明：本句是并列句，在前部分，“Thecharacteristicstairstepshape”是主語，“rasterlines”作定語；后部分中，“we”是主語，“bydisplayingthemonhigh-resolutionsystems”是方式狀語。譯文：光柵線的這種特有的階梯現(xiàn)象在低分辨率的系統(tǒng)上特別明顯，我們可以通過使用高分辨率顯示系統(tǒng)來改善這一點。12/2/202214計算機專業(yè)英語第4版3.1.2TextBAdigitalimageisanarrayofrealorcomplexnumbersrepresentedbyafinitenumberofbits.Animagegivenintheformofatransparency,slide,photograph,orchartisfirstdigitizedandstoredasamatrixofbinarydigitsincomputermemory.Fordisplay,theimageisstoredinarapid-accessbuffermemorywhichrefreshesthemonitorat30frames/stoproduceavisiblycontinuousdisplay.12/2/202215計算機專業(yè)英語第4版Digitalimageprocessinghasabroadspectrumofapplications,suchasremotesensingviasatellitesandotherspacecrafts,imagetransmissionandstorageforbusinessapplications,medicalprocessing,radar,sonar,andacousticimageprocessing,robotics,andautomatedinspectionofindustrialparts.Imagesacquiredbysatellitesareusefulintrackingofearthresources;geographicalmapping;predictionofagriculturalcrops,urbangrowth,andweather;floodandfirecontrol;andmanyotherenvironmentalapplications.12/2/202216計算機專業(yè)英語第4版ImageFileFormatsImagefileformatsprovideastandardizedmethodoforganizingandstoringimagedata.Imagefilesaremadeupofeitherpixelsorvectordata.Imagecompressionisamethodofusingalgorithmstodecreasefilesize.Therearemanyimagefileformats,forexample,JPEG,PGF,TIFF,GIFandBMP.TheJPEGfilesdosufferstepwisedegradationwhenrepeatedlyeditedandsaved.12/2/202217計算機專業(yè)英語第4版ThePGF(ProgressiveGraphicsFile)isanewlyintroducedwavelet-basedbitmappedimageformat.TIFFisapopularformatforhighcolordepthimages,alongwithJPEGandPNG.GIFiswell-suitedformoresimpleimagessuchasgraphicsorsolidareasofcolor.TheBMPformatisusedinternallyintheMicrosoftWindowsoperatingsystemtohandlegraphicsimages.12/2/202218計算機專業(yè)英語第4版KeyWordsacoustic聽覺的，聲學的agricultural農(nóng)業(yè)的，農(nóng)學的animation動畫片artifact人工制品，手工藝品，加工品background背景，底色bitmap位圖cartoon卡通，漫畫compression壓縮，壓緊，加壓digitization數(shù)字化facsimile傳真，復制，摹本fashion時尚，時裝inclusion包含，包括internally內(nèi)部，內(nèi)joint接頭，關節(jié)，接合lossless無損，無失真12/2/202219計算機專業(yè)英語第4版KeyWordsmaneuvering移動，機動，操縱military軍事的，軍用的palette調(diào)色板progressive進步的，進行的simplicity簡單，純樸，簡樸slide幻燈片，滑面，載片sonar聲納spectrum譜，光譜，范圍stepwise逐步的，步進的synthesis合成，綜合transparency投影膠片，透明裝飾urban城市，都市venture冒險，冒險行動wallpaper墻紙，壁紙wavelet微波，子波，小浪12/2/202220計算機專業(yè)英語第4版3.1ComputerGraphics

習題答案1.TranslatethefollowingphrasesintoEnglish像素比pixelratio幾何結(jié)構geometricstructure數(shù)字圖像digitalimage電子束electronbeam輸出圖元outputprimitive12/2/202221計算機專業(yè)英語第4版2.TranslatethefollowingphrasesintoChinesecompressionalgorithm壓縮算法straightline直線imagefileformat圖像文件格式curvedline曲線three-dimensionalgraph三維圖形12/2/202222計算機專業(yè)英語第4版3.IdentifythefollowingtobeTrueorFalseaccordingtothetextTTTFF4.ReadingComprehensiondRadarandsonarcstraight-lineboutputdeviceapolygon12/2/202223計算機專業(yè)英語第4版3.2Multimedia3.2.1TextAWebreakthewordmultimediaintoitscomponentpart,wegetmulti—meaningmorethanone,andmedia—meaningformofcommunication.Thosetypesofmediaincludetext,audiosound,staticgraphicsimages,animationandfull-motionvideo.Becauseofwhathardwarecanandcannotdo,itisoftenatrade-offbetweenacertainnumberofstaticgraphicsimages,audiosound,full-motionvideoandtext.12/2/202224計算機專業(yè)英語第4版TextTextisthebasisforwordprocessingprogramsandisstillthefundamentalinformationusedinmanymultimediaprograms.Infact,manymultimediaapplicationsarebasedontheconversionofabooktoacomputerizedform.Bydisplayingtextinmorethanoneformat,themessageamultimediaapplicationistryingtoportraycanbemademoreunderstandable.12/2/202225計算機專業(yè)英語第4版Theintegrationofaudiosoundintoamultimediaapplicationcanprovidetheuserwithinformationnotpossiblethroughanyothermethodofcommunication.Audiosoundisavailableinseveraldifferentformats.AnotheraudiosoundformatistheWindowswavefile,whichcanbeplayedonlyonPCsrunningtheWindowsoperatingenvironment.AudioSound12/2/202226計算機專業(yè)英語第4版StaticGraphicsImagesStaticgraphicsimagesareanimportantpartofmultimediabecausehumansarevisuallyoriented.Staticgraphicsimageshaveanumberofformatsandcanbecreatedinanumberofdifferentways.Justasyoucanseeanunlimitednumberofphotographsorpictures,thetypesofstaticgraphicsimagesthatyoucanincludeinamultimediaapplicationarealmostunlimited.12/2/202227計算機專業(yè)英語第4版Animationreferstomovinggraphicsimages.Animationisespeciallyusefulforillustratingconceptsthatinvolvemovement.Suchconceptsasplayingaguitarorhittingagolfballaredifficulttoillustrateusingasinglephotograph,orevensseriesofphotographs,andevenmoredifficulttoexplainusingtext.Animationmakesiteasiertoportraytheseaspectsofyourmultimediaapplication.Animation12/2/202228計算機專業(yè)英語第4版Full-MotionVideoFull-motionvideo,suchastheimagesportrayedinatelevision,canaddevenmoretoamultimediaapplication.Full-motionvideoisstillinitsbeginningstagesonPCs,anditislimitedinresolutionandsize.12/2/202229計算機專業(yè)英語第4版KeyWordsbear忍受，支撐，熊bucket桶，水桶cardiopulmonary心肺clip夾子，卡子，剪content內(nèi)容，含量，滿足describe描寫，敘述guitar吉他infinite無限的，無窮的instantly即時的，立刻integration集成，整合，一體化microphone話筒multimedia多媒體narration敘述，故事12/2/202230計算機專業(yè)英語第4版KeyWordsofficially官方地，正式地playback播放，重放，放音portray描繪，描寫，描述pour傾瀉，涌出，倒publication出版，公布，發(fā)表reinforce增強，加固retention保留，保持resuscitation復蘇，復興，再興sequencer定序器，音序器suck吸入，吸取，吮textual文本的，教科書的understandable可理解的，可同情的12/2/202231計算機專業(yè)英語第4版Notes[1]Asamultimediaprogrammer,youcanchoosewhatfonttodisplaytextin,howbig(orsmall)itshouldbe,andwhatcoloritshouldbedisplayedin.說明：“Asamultimediaprogrammer”作狀語，“what…,how…,what…”是并列的賓語從句。譯文：一個多媒體程序員可以選擇要顯示文本的字體、字號大小以及顏色。12/2/202232計算機專業(yè)英語第4版Notes[2]Onetypeofapplication,whichmanypeopleuseeveryday,istheWindowsHelpEngine.說明：本句的“whichmanypeopleuseeveryday”是非限定性定語從句。譯文：Windows幫助模塊是許多人天天用到的多媒體應用程序。12/2/202233計算機專業(yè)英語第4版Notes[3]Staticgraphicsimagesareanimportantpartofmultimediabecausehumansarevisuallyoriented.說明：本句由“because”引導原因狀語從句。譯文：靜態(tài)圖像是多媒體的重要部分，因為人類是視覺定位的。12/2/202234計算機專業(yè)英語第4版Notes[4]Althoughfull-motionvideomaysoundlikeanidealwaytoaddapowerfulmessagetoamultimediaapplication,itisnowherenearthequalityyouwouldexpertafterwatchingtelevision.說明：本句由“although”引導讓步狀語從句。譯文：雖然全運動影像聽起來像是一個往多媒體程序中加入強有力信息的理想方法，但它無法達到人們看電視一樣的效果。12/2/202235計算機專業(yè)英語第4版3.2.2TextBAsthenamesuggests,multimediaisasetofmorethanonemediaelementusedtoproduceaconcreteandmorestructuredwayofcommunication.Throughoutthe1960s,1970sand1980s,computershavebeenrestrictedtodealwithtwomaintypesofdata—wordsandnumbers.Butwiththedevelopmentofthetechnology,computersarecapableofhandlinggraphics,audio,animationandvideo.Fastercomputersandtherapidgrowthofmultimediaprogramswillprobablyforeverchangethewaypeoplegetinformation.12/2/202236計算機專業(yè)英語第4版ElectronicGamesByfarthemostwidelyusedformofinteractivemultimediaaretheelectronicgames.Almosteachgameisahighlyinteractivemultimediaapplicationthatpresentslayered3Danimationwithsynchronizedsoundandmusiceffects.12/2/202237計算機專業(yè)英語第4版HypermediaBrowsersHypermediaisawayoforganizingmultimediainformationbylinkingmediaelements.Theelementsbeinglinkedarecallednodesandtheentireassemblageisahypermediaweb.Whenalinkexistsbetweentwonodestheyshouldberelatedinsomefashion.12/2/202238計算機專業(yè)英語第4版MultimediaPresentationSystemsAmultimediapresentationsystemprovidesinteractivepresentation,andsynchronouslymanipulatesmultimediamaterial.Examplesinclude“presentationsoftware”,usedtocompileanddisplayelectronic“slides”,andbrowsersformultimediadocuments.12/2/202239計算機專業(yè)英語第4版DesktopConferencingSystemsAdesktopcomputerequippedwithmicrophone,speakers,andavideocamera,andplacedonamultimedianetwork,canestablishaudioandvideoconnectionswithother,similarlyequippedmachines.Thisisthebasisofdesktopconferencing,whenthecomputerplaystheroleofamultimediacommunicationdevice.Theparticipantscansimultaneouslyeditthesharedobjectsandvieweachother’schanges.12/2/202240計算機專業(yè)英語第4版MultimediaServicesManymultimediaapplicationsfitunderthebroadheadingof“multimediaservices”.Themultimediaservicesincludeinteractiveshopping,banking,educationalandmedicalserviceswheremultimediaisusedtoenrichtheinterface,andVOD,whereusersplaybackremotelystoreddigitalvideointheirhomes.12/2/202241計算機專業(yè)英語第4版Fromgardeningtocookingtohomedesign,remodeling,andrepairtogenealogysoftware,multimediahasenteredthehome.Eventually,mostmultimediaprojectswillreachthehomeviatelevisionsetsormonitorswithbuilt-ininteractiveuserinputs.Themultimediaviewedonthesesetswilllikelyarriveonapay-for-usebasisalongthedatahighway.12/2/202242計算機專業(yè)英語第4版KeyWordsassemblage裝配，集合booth攤位，貨攤，隔開的小間cinema電影院，電影concrete具體的，實際的creative創(chuàng)造性，有創(chuàng)造力的crucial極緊要的，決定性的forever永遠的，永恒genealogy家譜，宗譜，系譜grocery食品店，雜貨店hypermedia超媒體kiosk亭子，涼亭，公共電話亭participant參加者，參加的，參與的presentation陳述，介紹，表現(xiàn)remodeling重塑，改造remotely遙遠地，偏僻地12/2/202243計算機專業(yè)英語第4版3.2Multimedia

習題答案

1.TranslatethefollowingphrasesintoEnglish多媒體服務multimediaservice數(shù)據(jù)壓縮datacompression國際標準internationalstandard多媒體演示系統(tǒng)multimediapresentationsystem文字的信息textualinformation12/2/202244計算機專業(yè)英語第4版2.TranslatethefollowingphrasesintoChineseDesktopConferencingSystem桌面會議系統(tǒng)mediaelement媒體元素playbackrate回放速度full-motionvideo全運動視頻multimediaapplication多媒體應用程序12/2/202245計算機專業(yè)英語第4版3.IdentifythefollowingtobeTrueorFalseaccordingtothetextFFTTF4.ReadingComprehensioncTextdformatsamultimediaapplicationbunderstandable12/2/202246計算機專業(yè)英語第4版3.3ComputerAnimation3.3.1TextAInadditiontochangingobjectpositionwithtranslationsorrotations,acomputer-generatedanimationcoulddisplaytimevariationsinobjectsize,color,transparency,orsurfacetexture.Manyapplicationsofcomputeranimationrequirerealisticdisplays.Therearemanyentertainmentandadvertisingapplicationsthatdorequireaccuraterepresentationsforcomputer-generatedscenes.12/2/202247計算機專業(yè)英語第4版Ingeneral,asequenceisdesignedwiththefollowingsteps:StoryboardlayoutObjectdefinitionsKey-framespecificationsGenerationofin-betweenframes12/2/202248計算機專業(yè)英語第4版Thisstandardapproachforanimatedcartoonsisappliedtootheranimationapplicationsaswell,althoughtherearemanyspecialapplicationsthatdonotfollowthissequence.Thestoryboardisanoutlineoftheaction.Itdefinesthemotionsequenceasasetofbasiceventsthataretotakeplace.Anobjectdefinitionisgivenforeachparticipantintheaction.Objectcanbedefinedintermsofbasicshapes,suchaspolygonsorsplines.12/2/202249計算機專業(yè)英語第4版Akeyframeisadetaileddrawingofthesceneatacertaintimeintheanimationsequence.In-betweensaretheintermediateframesbetweenthekeyframes.Thenumberofin-betweensneededisdeterminedbythemediatobeusedtodisplaytheanimation.12/2/202250計算機專業(yè)英語第4版Somestepsinthedevelopmentofananimationsequencearewellsuitedtocomputersolution,theseincludeobjectmanipulationsandrendering,cameramotions,andthegenerationofin-betweens.Onefunctionavailableinanimationpackagesisprovidedtostoreandmanagetheobjectdatabase.Anothertypicalfunctionsimulatescameramovements.Standardmotionsarezooming,panning,andtilting.12/2/202251計算機專業(yè)英語第4版KeyWordsconsecutively連續(xù)地duplicate復制品，副本的entertainment娛樂，游藝imply暗示，意味著interval間隔，區(qū)間intricate錯綜的，復雜的motion運動，動機，意向outline大綱，提綱panning全景拍攝，移鏡頭phenomenon現(xiàn)象，事件12/2/202252計算機專業(yè)英語第4版KeyWordsrealistic現(xiàn)實的，逼真的render表現(xiàn)，描寫，反映rotation旋轉(zhuǎn)，輪轉(zhuǎn)sketch素描，草圖，速寫soundtrack音帶，聲跡storyboard故事情節(jié)，劇本thunderstorm雷雨tilting傾斜，傾卸12/2/202253計算機專業(yè)英語第4版Notes[1]Althoughwetendtothinkofanimationasimplyingobjectmotions,thetermcomputeranimationgenerallyreferstoanytimesequenceofvisualchangesinascene.說明：本句由“although”引導讓步狀語從句。譯文：盡管我們在考慮動畫時傾向于想到暗指對象的移動，但術語“計算機動畫”通常指場景中任何隨時間而發(fā)生的視覺變化。12/2/202254計算機專業(yè)英語第4版Notes[2]Real-timecomputeranimationsproducedbyflightsimulators,forinstance,displaymotionsequencesinresponsetosettingsontheaircraftcontrols.說明：本句的“producedbyflightsimulators”作定語，修飾主語，“forinstance”是插入語，“tosettingsontheaircraftcontrols”作目的狀語。譯文：例如，飛行模擬器生成的實時計算機動畫按飛機控制器上的動作來顯示動畫序列。12/2/202255計算機專業(yè)英語第4版Notes[3]Dependingonthetypeofanimationtobeproduced,thestoryboardcouldconsistofasetofroughsketchesoritcouldbealistofthebasicideasforthemotion.說明：本句的“Dependingonthetypeofanimationtobeproduced”是分詞結(jié)構作狀語，其后是并列句。譯文：依賴于要生成的動畫類型，劇本可能包含一組粗略的草圖或運動的一系列基本思路。12/2/202256計算機專業(yè)英語第4版Notes[4]Ifthemotionisnottoocomplicated,wecouldspacethekeyframesalittlefartherapart.說明：本句由“if”引導條件狀語從句，“alittlefartherapart”作賓語補足語。譯文：如果運動并不是很復雜，我們可以將關鍵幀安排得稀一點。12/2/202257計算機專業(yè)英語第4版3.3.2TextBImagerestorationmeanstheremovalorreductionofdegradationthatwereincurredwhilethedigitalimagewasbeingobtained.Thesedegradationsincludetheblurringthatcanbeintroducedbyopticalsystems,imagemotion,andsoon.Theaimofimagerestorationistobringtheimagestowardwhatitwouldhavebeenifithadbeenrecordedwithoutdegradation.12/2/202258計算機專業(yè)英語第4版ThefieldofimagerestorationbeganprimarilywiththeeffortsofscientistsinvolvedinthespaceprogramsofboththeUnitedStatesandtheformerSovietUnioninthe1950sandearly1960s.TheseprogramswereresponsibleforproducingmanyincredibleimagesoftheEarthandoursolarsystemthat,atthattime,wereunimaginable.12/2/202259計算機專業(yè)英語第4版Digitalimagerestorationisbeingusedinmanyotherapplicationsaswell.Justtonameafew,restorationhasbeenusedtorestoreblurryX-rayimagesofaircraftwingstoimprovefederalaviationinspectionprocedures.Digitalrestorationisalsousedtorestoreimagesofelectronicpiecepartstakeninassembly-linemanufacturingenvironments.Allinall,itisclearthatthereisaveryrealandimportantplaceforimagerestorationtechnologytoday.12/2/202260計算機專業(yè)英語第4版Digitalimagerestorationisafieldofengineeringthatstudiesmethodsusedtorecoveranoriginalscenefromdegradedobservations.Itisanareathathasbeenexploredextensivelyinthesignalprocessing,astronomical,andopticscommunitiesforsometime.Imagereconstructiontechniquesarealsogenerallytreatedseparatelyfromrestorationtechniques,sincetheyoperateonasetofimageprojectionsandnotonafullimage.12/2/202261計算機專業(yè)英語第4版KeyWordsastronaut宇航員，航天員aviation航空，飛機制造業(yè)blurring模糊，斑點甚多，混亂budget預算，預算案，預算撥款，按預算來計劃compensate補償，抵消corrupt墮落，腐敗，錯誤百出的degradation退化，失真，降級devastate破壞，毀滅enhancement增強，提高，改善federal聯(lián)邦的，同盟的gravitationless

失重，無重力，無地心引力halftone半音，中間色，網(wǎng)板meaningful有意義的，有意圖的missile導彈，投射物mission使命，把任務交給，派遣12/2/202262計算機專業(yè)英語第4版KeyWordsplanetary行星的projection投影，投射，預測，規(guī)劃realm領域，范圍，界，境界reconstruction重建，再現(xiàn)restoration恢復，復原spacecraft宇宙飛船，航天器spinning使……旋轉(zhuǎn)superposition重疊，疊加，重合temporally暫時的tumble倒塌，翻滾unimaginable難以想象的，想不到的12/2/202263計算機專業(yè)英語第4版3.3ComputerAnimation

習題答案1.TranslatethefollowingphrasesintoEnglish時間間隔timeinterval圖像恢復imagerestoration實時回放real-timeplayback偽彩色pseudo-color圖像重建技術imagereconstructiontechnique12/2/202264計算機專業(yè)英語第4版2.TranslatethefollowingphrasesintoChineseopticalsystem光學系統(tǒng)in-betweenframe插值幀linearalgebra線性代數(shù)imageenhancementtechnique圖像增強技術animationsequence動畫序列12/2/202265計算機專業(yè)英語第4版3.IdentifythefollowingtobeTrueorFalseaccordingtothetextTFFTT4.ReadingComprehensiond1440c24framesaimagesdlayers12/2/202266計算機專業(yè)英語第4版3.4MultimediaSoftware3.4.1TextAMacromediaDreamweaverisaprofessionalHTMLeditorforvisuallydesigningandmanagingwebsitesandpages.Dreamweaverincludesmanycodingtoolsandfeatures.Dreamweaver’svisualeditingfeaturesalsoletyouquicklyadddesignandfunctionalitytoyourpageswithoutwritingalineofcode.12/2/202267計算機專業(yè)英語第4版Dreamweavercandisplayadocumentinthreeways:inDesignview,inCodeview,andinasplitviewthatshowsboththedesignandcode.Inaddition,youcanworkwithDreamweaver’sdesignviewintwodifferentwaysinlayoutviewandstandardview.Youselecttheseviewsintheviewcategoryoftheobjectspanel.12/2/202268計算機專業(yè)英語第4版AdobePhotoshopAdobePhotoshopisakindofphotoretouching,imageediting,andcolorpaintingsoftware.Photoshopprovidesintegratedtoolsforcreatingandoutputtingcrisp,editablevectorshapesandtext.Thenewrectangle,roundedrectangle,ellipse,polygon,andlinetoolsletyoucreateawidevarietyofvector-basedshapes.Thesetoolscanbeusedtocreateshapelayers.12/2/202269計算機專業(yè)英語第4版Photoshoppresentsanintuitivenewlayereffectsinterface,anewselectionofeffectoptions,andnewsupportforsavingyourlayereffectdesignsaslayerstylesforongoinguse.Applyinglayerstylesiseasy:youcreatetype,shapes,andotherartworkelementsonalayer,