据美国趣味科学网站6月15日报道,尽管美国目前在研发上投入资金最多、科学研究领域居世界领先地位,但这种情况可能不会持续很久。研究人员发现,中国近20年来在科学上投入了大笔资金令美国在科学界的支配角色慢慢削弱:中国2000年全社会研发投入是美国的12%,2015年这一比例上升到75%。同期美国、加拿大、英国和其 According to the American Fun Science website reported on June 15, although the United States is currently investing the most in R & D and leading the world in scientific research, this situation may not last long. Researchers found that in the past 20 years, China has invested a large sum of money in science so that the dominance of the United States in the scientific community will be gradually weakened: China’s total social R & D investment in 2000 was 12% of the United States, and in 2015 this proportion increased to 75% . The same period the United States, Canada, Britain and its