The problem, Poldrack said, is that the two types of learning seem to be competing with each other, and when someone is distracted, habit learning seems to take over from declarative learning.

• 他指出（叙述式学习方式的）记忆要有用得多，“如果你使用习惯性学习方法，你就得到电话机旁去重现场景。”