Hearing Is Believing: Sounds Alter Our Visual Perception耳听为实：声音改变我们的视觉感知
Perception generally feels effortless. If you hear a bird chirping1 and look out the window， it hardly feels like your brain has done anything at all when you recognize that chirping critter2 on your windowsill as a bird.
一般来说，感知似乎无需费力。（剩余5745字）