历史上,大国总是为征服领土、殖民统治和扩大势力范围而奋斗。今天,它们则为在全球高技术市场中谋求霸权而斗争。经济和技术竞争成了政治斗争的中心。 Historically, great powers have always worked for the conquest of territory, colonial rule and the expansion of their sphere of influence. Today, they are struggling to find hegemony in the global high-tech market. Economic and technological competition has become the center of political struggle.