Concept: Mental representation of a kind or category of items and ideas.
概念：一种或一类项目和想法的心理表征。
Conditioned Reinforcer: In classical conditioning, a formerly neutral stimulus that has become a reinforcer.
条件性强化物：在经典条件作用中，先前的中性刺激变成了强化物。
Conditioned Response (CR): In classical conditioning, a response elicited by some previously neutral stimulus that occurs as a result of pairing the neutral stimulus with an unconditioned stimulus.
条件反应（CR）：在经典条件作用中，一种由一些先前的中性刺激引起的反应，它是中性刺激与非条件刺激配对产生的结果。
Conditioned Stimulus (CS): In classical conditioning, a previously neutral stimulus that comes to elicit a conditioned response.
条件刺激（CS）：在经典条件作用中，先前用来产生条件反应的中性的刺激。