
欢迎大家购买我的新书《柔软的宇宙》
May 23, 2017 - 06:02
Radio and PodcastLive Radio & Podcasts
1962年9月,肯尼迪发表了著名的登月演说,“我们决定在未来的十年内做登月等等事情,不是因为它们很容易,而是因为它们很难。”(...We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard...)一时间,NASA变得非常飘飘然,啥事难做做啥事,斯坦福的太空...