2022年英语四级作文范文赏析：科技发展的影响思维导图

Acrosstheworld,especiallythewealthierparts,themobilephonehastakentheplaceoftelephoneasanelectronictelecommunicationdevice,withthemajorityoftheadult,teenagerandevenchildowningone.Asthistechnologyhasbecomerife,itsdrawbacks,whichcanbeseenfromsocial,medicalandtechnicalperspectives,deservepeople'sgreatestattention.

Similartomanyotherhi-techproducts,suchascomputers,mobilephoneshavedetrimentaleffectsonusers'health.Forexample,long-timeheavyphoneusersseemtobemorepronetocertaintypesofcancers,althoughevidencetodateisinconclusive.Anotherlethalhealthconcernisthelinkbetweenmobilephonesandroadaccidents.Itisarguedthatmotoristshaveamuchhigherriskofcollisionsandlosingcontrolofthevehiclewhendrivingandtalkingonthephonesimultaneously,despitesometimesusingbands-freesystems.

Whenthemobilephonehasbroughtconsiderableconvenience，people'sobsessionwithconveniencehasmeanwhilecausedenormousdisturbance.That'swhytheuseofmobilephoneshasbeenprohibitedinmanypublicplaces,suchaslibraries,theatres,hospitalsandeventransports,suchastrains,busesandaircrafts.Speakingatincreasedvolumeisconsideredimpoliteorevenoffensive,Inschools,studentsarerequiredtoswitchoffcellphonesbeforetheclassbeginsbecausemobilephonesareresponsibleforahighamountofclassdisruptions.

Whenitsdownsidepersists,themobilephonehasprovenindispensableinmodernlife.Itishandheld,lightweight,portableandmulti-functioned,allowinguserstosendtextmessages,exchangemusicfiles,makevoicecalls,browseInternet,andsoforth.Meanwhile,withintwentyyears,mobilephonesareexpectedtobemorepervasiveastechnicaladvancesandmassmanufacturewillmakethemlow-costpersonalitems.Giventhosefactors,themobilephonewillcontinuetoperformitsroleasakeysocialtool,bywhichonekeepsintouchwithothersmuchmoreeasilythandidthegenerationsbefore.

Assuggestedabove,thecontributionofthemobilephonetothesocietyisprominentandpeople'sdependenceonitforcommunicationisanirreversibletrend,althoughithasanumberofproblemsthatshouldbewellhandled.

近义词表

1.device=equipment=appliance=instrument:设备，设置

2.rife=widespread=prevalent=ubiquitous=predominant=rampant:普遍的

3.proneto=susceptibleto=vulnerableto:容易患上…的4.lethal=fatal=deadly=life-damaging:致命的，有伤身体的

5.motorist=driver=caruser.使用汽车的人6.collision=crash=accident:碰撞，车祸

7.disturbance=annoyance=interruption:干扰,打扰8.disruption=interference=:distraction:干扰

9.pervasive=prevalent=omnipresent:普遍的，流行的

10.irreversible=permanent=irrevocable=unalterable:不可逆转的，永远的