In grad school, John continued experiments, this time observing the brains of cats and rats as they moved.

研究生期间，约翰继续做实验——这次是观察猫和老鼠活动时的大脑。

" Hat" rhymes with " cat" and " rat" ; these are all rhymes.

“帽” 与“猫” 、“鼠” 押韵；这些都是押韵的。

In grad school, John continued experiments, this time observing the brains of cats and rats as they moved.

霍尔：在研究生院，约翰继续做实验，这次观察猫和老鼠移动时的大脑。