20世纪,在人类历史上是空前动荡剧变的世纪,又是空前发展进步的世纪。这一百年间发生的巨大变化,远远超过了以往的几千年,是人们过去根本无法想象的。对中国来说,这个世纪是决定我们民族生死存亡的历史转折时期,是国家从极度衰弱、备受屈辱、濒临灭亡边缘,到奇迹般重新站立起来 The twentieth century has been a century of unprecedented turmoil in human history and a century of unprecedented progress and progress. The tremendous changes that took place in this century far exceeded those of the past millennia and were unimaginable in the past. For China, this century is a historical turning point in determining the survival of our nation. It is because the country has stood by the extreme weakness, humiliation and verge of demise to a miracle