Psychology Glossary 63

Evolutionary Psychology: The study of behavior and mind using the principles of evolutionary theory.

进化心理学：用进化论的原理研究研究行为和心理的学问。

Excitatory Input: Information entering a neuron that signals it to fire.

兴奋性输入：信息输入到神经元并发信号。

Exemplar: Member of category that people have encountered.

样例：人们遇到某个类别的成员。

Expectancy: The extent to which people believe that their behaviors in particular situations will bring about rewards.

期望：人们认为自己在特定情况下的行为会带来回报的程度。