求翻译：第一次世界大战无疑是世界性的灾难，可唯独美国在宣布中立到参战的四年中，充分利用这场战争，大大推进了美国经济的发展。当欧洲国家因战争不得不削减市场规模的同时，美国却大幅度增加对外贸易额，迅速成为世界市场的主要工厂。同时，美国工业，尤其是对军事工业影响较大的造船业、化学工业、汽车工业、铁路业，受大战刺激发展迅速。因此，纽约取代伦敦成为世界金融中心，债务国瞬间变成了债权国。美国经济的发展增加了就业机会，妇女就业体现了社会发生的深刻变化。美国战时经济的成功，关键的原因在于政府对经济的大规模调控。第一次世界大战期间的经济发展，为20年代的繁荣奠定了一定的基础是什么意思？

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The First World War is undoubtedly the world catastrophe, but the United States declaration of neutrality in the war in the 4 years, fully utilize this war, greatly promoting the development of US economy. As a result of the war when the European countries had been forced to cut the size of the mark

The First World War is the worldwide basis disaster without doubt, but only US in the announcement neutrality to in four years which enters a war, uses this war fully, advanced the American economy development greatly.Because when the European country the war can not but reduce the market scale at t

No doubt the first world war is a worldwide disaster, but the United States declared neutrality in the four years of war, make the most of the war, significantly advancing the United States of economic development. War when European States while have to reduce market size and United States vastly in

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