translation.en: We can incorporate such an element of adaptive intelligence into our model by assuming that the fly's brain contains not only an Actor, but a different group of cells, a "Critic," that provides a running commentary on the Actor's choices.
translation.zh: 我们可以将这样一个 适应性智能的元素加进我们的模型里 我们要假设果蝇的大脑里 不只有一个“执行者”， 而是也拥有多组不同的细胞， 包括一个“批评家”，不断地 给“执行者”的决定提出意见。