Bob: Tom, did you read this news?
汤姆，你读了这新闻没？
Tom: What news?
什么新闻？
Bob: Some scientists boldly predict that: after one hundren thousand years, human race will become two types: strong and healthy clever phenom and short and small ugly monster.
一些科学家大胆地预言：10万年后，人类可能将分化为两类：一种是身材高大、健康聪明的精英；另一种是身材矮小、呆笨貌丑的怪物。
Tom: It will be terrible. What does it cause by?
这太可怕了。是什么造成的呢？