慢速英语:From 'Dracula' to 'Twilight,' Vampires Evolve With the Times

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例句：All the camouflage of the spies can't escape his sharp eyes.
      奸细所有的伪饰都逃不过他锐利的眼睛。

2.predator n.掠夺者,食肉动物

例句：The final part of this chapter was devoted to a brief summary of predator species.
      本章最后部分简要总结了食肉动物。

3.intense a.非常的,强烈的,紧张的,热情的

例句：The air bases were subjected to intense air attack.
      这些空军基地曾遭受猛烈空袭。

4.define v.定义,解释,下定义,限定,规定

例句：The powers of a judge are defined by law.
      法官的权力由法律规定。

5.evolution n.进展,发展;演变,进化

例句：Chapter 1 deals with technological evolution over the years.
      第一章讨论的是多年来的技术革新的。