求翻译：但为什么不直接念叨“sleep”呢？这应当和人的思维模式有较大关系。一旦直接念叨sleep，则会在脑海中唤醒所有关于sleep的关联记忆，比如想到床，想到现在睡不着，需要马上进入梦乡等。一旦注意力集中在这个事情上面，反而违背了睡眠的基本条件——注意力涣散直到进入梦乡。所以很多人失眠，就是因为太兴奋，或者干脆太着急为什么睡不着，从而导致失眠。是什么意思？

正在翻译，请等待...

But why not direct high "sleep"? This should be the mode of thinking and who have a larger relationship. Once a direct high sleep wake-up call, they will be in their minds all the associated sleep on bed, thinking that my mind, such as memory now I can't sleep, needs immediate access to sleep, and s

Why but talk overs not directly “sleep”? This must have with human's thought pattern relates greatly.Once talk overs directly sleep, then can awaken in the mind possesses remembered about the sleep connection, for instance thinks of the bed, thought the present cannot fall asleep, needs to go off to

But why not directly reading about "sleep"? This should be a greater relationship and human thinking mode. Once a direct reading about sleep, you wake up in my mind all associated memory on sleep, such as beds, now awake, you need to sleep right away. Once focused on this one, but goes against the b