The mental choreography of fatigue is intricate, involving messages sent not only from the brain to the straining muscles but also to various areas within the mind as well.

• 疲惫的心理方面的文章是错综复杂的，包含了不仅仅从大脑发送给紧张肌肉的讯息，还有思维内部各个不同区域之间发送的讯息。