五国集团

什么是五国集团所谓的五国集团，可能是指：The Group of Five (or G5) consisted of five of the world's the leading economies as ranked by per capita GDP：United States, Germany, Japan, France, and the United Kingdom. Use of five nations ceased in the late-1980s as Italian GDP approached that of the U.K, when it was expanded G-7.^{发展中五国：成员有中国、印度、巴西、南非、墨西哥国家发展，对气候环境变化应负起责任的五国：成员有美国、中国、印度、日本和有27个成员国的欧盟}