plasticity

This kind of plasticity may play a vital role in evolution as well as during the lifetime of individuals.

这种可塑性不仅贯穿生命个体的一生，也许对进化也产生了至关重要的作用。

Whether we choose to do this or not is a matter of broader social and ethical debate over our growing ability to fiddle with the plasticity of the brain.

我们选择这样做还是不这样做，是个更广泛的社会的和伦理的论辩，这一论辩涉及到我们日益增长的、改变大脑可塑性的能力。