Virtual reality can help, but a lot of VR studies involve restraining animals with something like a harness and only measuring their eyes or brain waves to see how they respond.

虚拟现实可以提供帮助，但许多 VR 研究都涉及用类似安全带的东西来约束动物， 并且只测量它们的眼睛或脑电波以了解它们的反应。