So it seemed to have great explanatory power.

所以它似乎具有很强的解释力。

Psychological approaches, by contrast, place almost all the explanatory power in a person’s environment.

相比之下，心理学方法将几乎所有的解释力都放在一个人的环境中。

However, just as the Taylor rule started to get attention from economists and investors alike, its explanatory power grew weaker.

然而，就在泰勒规则开始受到经济学家和投资者等人的关注时，它的解释力却越来越弱。