Milestones of Science - This vibrant poster highlights some of the most important milestones in those journeys and others, clearly demonstrating how the accumulation and synthesis of knowledge has accelerated in recent decades, particularly with the advent of computers and the ability to more rapidly share large amounts of data 网页链接

◎ 2022-05-27 18:38:37

这几天做梦，梦到好几次在赶路，可总是有些变故让路走得很曲折，直到醒来也没有到达目的地……

◎ 2010-05-27 00:04:29