这部书真实地记述了从1900年到1949年共50年的中国历史。在中国数千年的历史长河中,这是特别不容忘怀的50年。读了这部书,每一个中国人都会深刻地感受到一种沉重的历史责任。这部书以年月顺序编写,内容包括政治、经济、科技、文化等各个方面共约400万字和6000幅珍贵 This book gives a true account of Chinese history from 1900 to 1949 for a total of 50 years. In the long history of thousands of years in China, this is a special unforgettable 50 years. Read this book, every Chinese people will feel a profound historical responsibility. The book is written in chronological order, covering about 4 million words and 6,000 precious items in all aspects of politics, economy, science and technology, and culture