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英语作文Howwascomputerinvented写到60词就够了,无语法错误,简洁明了
英语作文Howwascomputerinvented
写到60词就够了,无语法错误,简洁明了
Thehistoryofthemoderncomputerbeginswithtwoseparatetechnologies—automatedcalculationandprogrammability—butnosingledevicecanbeidentifiedastheearliestcomputer,partlybecauseoftheinconsistentapplicationofthatterm.Examplesofearlymechanicalcalculatingdevicesincludetheabacus,theslideruleandarguablytheastrolabeandtheAntikytheramechanism(whichdatesfromabout150–100BC).HeroofAlexandriabuiltamechanicaltheaterwhichperformedaplaylasting10minutesandwasoperatedbyacomplexsystemofropesanddrumsthatmightbeconsideredtobeameansofdecidingwhichpartsofthemechanismperformedwhichactionsandwhen.Thisistheessenceofprogrammability.
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