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[audioFiles]2015m8x/audio_ezfj_ezflisteningd_20157_063[/audioFiles]

游客2024-09-23  55
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答案                             War Games
    If war is a political instrument, / then it stands to reason that the simulation of war can also be used to influence nations. / While militaries have long conducted practice exercises, / modern war games with their focus on strategy and counterstrategy, / are only a few centuries old. / The Americans began to use geographical maps to test potential war tactics in the late 1800s. / And war games became part of the curriculum in military academies in 1894. / In the 20th century, war became more complex. / War games moved into the actual field, / with the military conducting live exercises. / Since World War II, the US has simulated hundreds of aerial and naval assaults. / In today’s war games, computer imitations do much of the heavy lifting. / As commanders deploy in the field, programs calculate casualty rates. / Computers adjust for weather factors and render a score, / allowing the games to come as close to war as possible without imposing real violence.
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