世界百多年来经历了四个时代:一是从20世纪初到第一次世界大战,是现代世界历史的第一个时代;二是从俄国十月革命到第二次世界大战爆发,是现代世界历史的第二个时代;三是整个第二次世界大战和战后冷战时期,是现代世界历史的第三个时代;四是从20世纪90年代算起,同人们说“冷战后时代”一致,即“世界历史大调整时代”。“世界历史大调整时代”的意思是, The world has experienced four ages in more than a hundred years. The first is from the beginning of the 20th century to the first world war, which is the first era in the history of the modern world. The second is from the October Revolution in Russia to the outbreak of the Second World War. The second era of the history of the modern world; third, the entire Second World War and the post-war Cold War era are the third era in the history of the modern world; fourth, from the 1990s onwards, people are told that “the post-Cold-War era ”That is,“ the era of major world history ”. The meaning of “the great adjustment of the world history” means: