This gadget you see right here was called the digital wall mapper, 你们在这里见到的这个是电子墙体测绘仪， and it produced the first three-dimensional map anybody has ever done of a cave, and it happened to be underwater
Son, it's time for bed. 儿子，该上床睡觉了。 But dad, I'm having such a good game. 但是爸爸，我正玩的开心呢。 James, it's far too late for boys of your age to be up. It's 12:37 at night. James，已经半夜12:37了，你不该那么晚还没睡。 But I'm
Sixty-two years ago this week, a brave seamstress in Montgomery, Alabama uttered one word that changed history. 26年前的这周，阿拉巴马首府蒙哥马利一名勇敢的女裁缝用一个词改变了历史。 On the evening of December 1, 1955, when a bus driv
Once we have language, we can put our ideas together and cooperate to have a prosperity 一旦我们有了语言，我们可以分享想法并合作，从而创造繁荣 that we couldn't have before we acquired it. 没有语言这是无法完成的 And this is why our species
