Fascinated by the rhythmic movement of the lamp, Galileo began to count its oscillations.

受油灯有节奏的运动吸引，伽利略开始细数油灯摆动的次数。

But even if you take a very simple organism, say like a jellyfish, that has very few neurons, in fact, it executes exquisite rhythmic movement.

但即使以一个非常简单的有机体，比如水母，它只有很少的神经元，但它执行着精致的有节奏的运动。