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高三英语培优外刊阅读外刊精选|马斯克“星链”计划:究竟是眼光超前,还是制造霸权?上周,马斯克推出的星链卫星完成了今年的第二次发射,再次引发天文学家对于星链卫星干扰天文观测的担忧。而中国官方曾表示,星链卫星在去年先后两次接近中国空间站,出于安全考虑,中国空间站不得不采取紧急避碰措施。此前,欧洲航天局负责人也曾警告,马斯克“一个人就拥有世界上一半的现役卫星”,他正在制定自己的“太空规则”。马斯克的星链计划究竟是什么?它会对我们的生活带来怎样的影响?SpaceX'sFutureDependsonaGiganticRocketand42,000InternetSatellitesByMicahMaidenbergSpaceXwantstouseitsStarshiprocketforthekindofvoyagestoMarsandbeyondthatElonMuskhaslongdreamedofpursuing.Starshipalsoformsanimportantfoundationofthefuturebusinessstrategyathisspacecompany,whichwantstousethevehicleinparttobuildoutStarlink,thesatellite-internetservicemanyinvestorsbelievecouldeventuallyformthebulkofthecompany'srevenue.SpaceExplorationTechnologiesCorp.,theformalnameforthecompanyMr.Muskfoundedalmosttwodecadesago,facessteepchallengesinengineeringStarshipintoareusablerocketthatwouldsharplydrivedownlaunchcosts.Starshipstands160feettallandhasadiameterof30feet,creatingroomtosendhundredsofStarlinksatellitestoorbitatonce,morethantheseveraldozenitisabletodeployrightnowononeofitsFalcon9rockets.Thecompanyplanstorapidlyboostthepaceofsatellitelaunchesintheyearsahead.TheFederalCommunicationsCommissionhasauthorizedSpaceXtolauncharound12,000satellites,butthecompanywantstoaddatleastaround30,000more.Mr.MuskunveiledStarlinkin2015,aimingtodevelopanetworkofsmallersatellitesinaloworbitaroundEarththatcouldprovidehigh-speedinternetaccessaroundtheworld.【词汇过关】请写出下面文单词在文章中的中文意思。1.gigantic[ˌdʒaɪˈɡæntɪk]adj.___________________________________2.beyond[biˈjɒnd]prep./adv.___________________________________3.reusable[ˌriːˈjuːzəbl]adj.___________________________________4.sharply[ˈʃɑːpli]adv.___________________________________5.stand[stænd]v.___________________________________6.diameter[daɪˈæmɪtə]n.___________________________________7.room[ruːmrʊm]n.___________________________________8.orbit[ˈɔːbɪt]n.___________________________________9.deploy[dɪˈplɔɪ]v.___________________________________10.boost[buːst]v./n.___________________________________11.authorize[ˈɔːθəraɪz]v.___________________________________12.unveil[ʌnˈveɪl]v.___________________________________【词块学习】请从文章中找到下面中文相对应的文词块。1.打基础___________________________________2.部分___________________________________3.主体,大部分___________________________________4.想要做成某事,面临的挑战很大___________________________________5.降低发射成本___________________________________6.几十个___________________________________7.接触互联网的通道___________________________________拓展练习阅读理解There'soneproblemthatSiliconValleyhasn'tsolvedeventhoughself-drivingcarsbecomemoreandmorepopularnowadays.Thatisthetrafficjam.ButaU.K.aeronauticsandspacecompany,AirbusGroup,mayfindasolution.Thecompany'sbranchinSiliconValleyrecentlyannouncedit'sbeenworkingonasecretprojecttitled"Vahana",anautonomousflyingvehiclewhichcanbeusedfornotonlypassengerbutalsogoodstransport.Airbus'flyingtaxiisdesignedtoresembleadrone(无人机),travelingmedium-lengthdistances.DevelopersinFranceandGermanyareworkingonanelectricallyoperatedplatformthatwouldallowtheflyingtaxitocarrymultiplepassengersoncebetweencitydestinations.Thevehiclewouldinitiallybemannedbyapilot,fornocountriesallowcompletelyautonomousflyingvehiclesatpresent.FlighttestsofthefirstVahanaprototype(原型)areplanned,inthehopeofbringingtheproducttoconsumersquickly.That'sabouttenyearssoonerthananotherfuture-travelsystemHyperloopOne."I'mnobigfanofStarWars,butit'snotcrazytoimaginethatonedayourbigcitieswillhaveflyingcarsmakingtheirwayalongroadsinthesky,"saysAirbusGroupCEOTomEnders."Inanot-too-distantfuture,we'lluseoursmartphonestobookafullyautomatedflyingtaxithatwilllandoutsideourfrontdoor—withoutanypilot.Butbeforeyougettooexcitedaboutbeatingrush-hourtraffic,it'sworthnotingthatthecompanyhasalotoftechnologicalkinkstoworkoutbeforetheproductisreadytotest.Thesamesensortechnologythatallowsself-drivingcarstoavoidaccidentsdoesn'texistforaerialvehicles.AirbusGroupisn'ttheonlycompanytryingtogetintheautonomousairtransportationgame.ThereareanumberofdronecompaniesonthemarketandtheEhang184,aChinesepassengerdrone,willbeginflighttestinginJune.52.WhatisthepurposeoftheVahana?A.Toexplorespace. B.Todesignanewtypeofcar.C.Toreducetrafficaccidents. D.Tofindasolutiontothetrafficjam.53.Whywouldpresentflyingtaxibemannedbyapilot?A.Itmaycauseaccidents. B.Itisoperatedelectrically.C.Itisdesignedtobemanned. D.Itisillegallypermittedworldwide.54.Whatdowelearninthelastparagraph?A.TheEhang184hasbeentestedforflight.B.Beatingrush-hourtrafficisinthenearfuture.C.ThereisalongwayforAirbusGrouptogoinsolvingtechnologicalproblems.D.Thesensortechnologyforself-drivingcarscanhelpaerialvehiclestoavoidaccidents.55.What'sthebesttitleofthetext?A.ASelf-drivingCarisDesigned. B.AirbusMayTurnFlyingTaxisintoReality.C.AirbusJoinsintheAirTransportationGame. D.ABrightFutureofAutonomousFlyingVehicles.外刊精选答案【词汇过关】请写出下面文单词在文章中的中文意思。1.gigantic[ˌdʒaɪˈɡæntɪk]adj.巨大的,庞大的2.beyond[biˈjɒnd]prep./adv.在较远的一边,除之外,超出范围3.reusable[ˌriːˈjuːzəbl]adj.可重复使用的4.sharply[ˈʃɑːpli]adv.大幅度地5.stand[stænd]v.高度为,高达6.diameter[daɪˈæmɪtə]n.直径7.room[ruːmrʊm]n.空间8.orbit[ˈɔːbɪt]n.(天体运行)轨道9.deploy[dɪˈplɔɪ]v.部署,调度10.boost[buːst]v./n.提高,增强,推动11.authorize[ˈɔːθəraɪz]v.授权,批准,许可12.unveil[ʌnˈveɪl]v.展示,推出,将公之于众【词块学习】请从文章中找到下面中文相对应的文词块。1.formafoundation打基础2.inpart部分3.thebulkofso
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