But that's all in the context of these very controlled laboratory settings.

但这都是在这些非常受控的实验室环境中进行的。

Today, most human brain studies are based on a very small number of participants engaged in very specific tasks in a controlled laboratory environment.

如今，大多数的人类大脑研究基于非常少量的参与者在受控的实验室环境下参与非常特定的任务产生的数据。