It'ssaidthatourworldislikeavillage.Thatistosaythatnowadaysonecaneasilygetintouchwithotherpeopleallaroundtheworld.Byplane,youcanappearinotherhemisphereswithinhours;throughtelevisionyoucanbeinfonnedvividlyandtimelyaboutalleventsinsideandoutsideyourcountry.It'snolongeradreamtoseeandtalktoapersonontheothersideoftheworld.Therefore,theworldseemstobecomesmaller.
Whatmakespossiblecommunicationsthroughouttheworld?First,theinventionofmodernmeansoftransportationcontributesalottohumanactivitiesintheworld.Secondly,theapplicationofsatellitetechnolagy,whichisthoughtofasthemostsignificantbreakthroughinhumanhistory,helpstoconveysignalsoftelevisionandradiofromoneplacetoanother.Finally,thechangeisalsopartlyduetomodemcivilizationbroughtaboutbymodernindustry,whichhasproducedtelevisions,computersandmanyotherusefulmachines.