He developed the theory of classical conditioning by making a distinction between two sorts of conditioning, two sorts of stimulus response relationships.

他通过区分两种条件作用,两种刺激反应关系，提出了经典条件作用理论。

耶鲁公开课 - 心理学导论课程节选

So, to illustrate Skinnerian theory in operant conditioning, I'll give an example of training a pig.

为了说明斯金纳的操作性条件作用理论，我会给大家举一个训练猪的例子。

耶鲁公开课 - 心理学导论课程节选