听力文本

No creatures have ever dominated the earth like the dinosaurs,
没有哪种生物能像恐龙那样统治地球
but the great mystery at the heart of the dinosaur story is how they came to take over the world.
但是恐龙的故事中却包藏着一个巨大的谜团，那就是它们如何称霸世界
Since the very first dinosaur fossils were found scientists have puzzled over this one big question.
自从第一块恐龙化石发现之时，这个问题便一直使科学家们感到困惑不解
Now scientists are exploring a remarkable new fossil site in a remote part of Argentina that may hold the answer.
现在，科学家们正堪察一处位于阿根廷偏远地区的新的化石场，这个不寻常的地方或许能给出答案

There is a very, very good possibility that these dinosaurs are telling us
这非常非常有可能，这些恐龙能告诉我们
the big story in terms of the evolution of the whole of the dinosaurs.
关于恐龙整个进化过程的故事
It may be that scientists can now begin to fill in the last great gap in our knowledge of the dinosaurs,
现在科学家们或许可以开始填补我们关于恐龙认识中的巨大空白
how they rose up from humble beginnings to rule the world.
它们如何从卑贱的生物开始，一步步成为世界的主宰

词汇解析

1.at the heart of 位于…的中心
But we are suffering from a moral crisis, too, one that may lie at the heart of our problems.
但是我们也在经历一个道德危机，而它可能就隐藏在我们问题的核心当中。

2.take over 接管；统治
And above all, they must train and expand the Afghan army and police so they can gradually take over.
最重要的是，他们必须培养和扩大阿富汗军队和警察，以便他们最终能自己接管。

3.hold the answer 给出答案
The emotional words contained in hundreds of millions of messages posted to the Twitter website may hold the answer.
通过推特网站发布的数以亿计的情绪词汇可能持有答案。

视频及简介

没有哪种生物能像恐龙那样统治地球，但是恐龙的故事中却包藏着一个巨大的谜团，那就是它们如何称霸世界。