supernormal sign stimulus

例句：

1. 1.The researcher found that the supernormal sign stimulus could be used to enhance learning efficiency.
   研究员发现，超常刺激信号可以用来提高学习效率。
2. 2. The scientist discovered a new mechanism that could explain the supernormal sign stimulus in the brain.
   科学家发现了一种新的机制，可以解释大脑中的超常刺激信号。
3. 3. The study focused on how the supernormal sign stimulus affects memory and cognition.
   该研究关注了超常刺激信号如何影响记忆和认知。